Home / 1,130,852.40-1,696,278.60-976,887.60

Finding the Fourth Proportional to 1,130,852.40, 1,696,278.60 and 976,887.60

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Solution

The fourth proportional to 1,130,852.40, 1,696,278.60 and 976,887.60 is: 1,465,331.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,852.40 : 1,696,278.60 = 976,887.60 : x
  2. Step 2: Convert to fraction form
    1,130,852.40/1,696,278.60 = 976,887.60/x
  3. Step 3: Cross multiply
    1,130,852.40x = 1,696,278.60 × 976,887.60
  4. Step 4: Simplify right side
    1,130,852.40x = 1,657,073,530,485.36
  5. Step 5: Solve for x
    x = 1,657,073,530,485.36/1,130,852.40
  6. Step 6: Final answer
    x = 1,465,331.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.