Home / 1,111,703.40-1,534,152.15-602,405.37

Finding the Fourth Proportional to 1,111,703.40, 1,534,152.15 and 602,405.37

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Solution

The fourth proportional to 1,111,703.40, 1,534,152.15 and 602,405.37 is: 831,320.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,703.40 : 1,534,152.15 = 602,405.37 : x
  2. Step 2: Convert to fraction form
    1,111,703.40/1,534,152.15 = 602,405.37/x
  3. Step 3: Cross multiply
    1,111,703.40x = 1,534,152.15 × 602,405.37
  4. Step 4: Simplify right side
    1,111,703.40x = 924,181,493,557.05
  5. Step 5: Solve for x
    x = 924,181,493,557.05/1,111,703.40
  6. Step 6: Final answer
    x = 831,320.20

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Double scale
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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.