Home / 1,112,100.60-1,534,701.42-602,800.68

Finding the Fourth Proportional to 1,112,100.60, 1,534,701.42 and 602,800.68

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Solution

The fourth proportional to 1,112,100.60, 1,534,701.42 and 602,800.68 is: 831,866.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,100.60 : 1,534,701.42 = 602,800.68 : x
  2. Step 2: Convert to fraction form
    1,112,100.60/1,534,701.42 = 602,800.68/x
  3. Step 3: Cross multiply
    1,112,100.60x = 1,534,701.42 × 602,800.68
  4. Step 4: Simplify right side
    1,112,100.60x = 925,119,059,572.97
  5. Step 5: Solve for x
    x = 925,119,059,572.97/1,112,100.60
  6. Step 6: Final answer
    x = 831,866.34

Related Problems

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Half scale
Find fourth proportional to 2,224,201.20, 3,069,402.84 and 1,205,601.36
Double scale
Find fourth proportional to 1,112,101.60, 1,534,702.80 and 602,801.68
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.