Home / 755,529.02-1,127,765.80-665,851.10

Finding the Fourth Proportional to 755,529.02, 1,127,765.80 and 665,851.10

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Solution

The fourth proportional to 755,529.02, 1,127,765.80 and 665,851.10 is: 993,905.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,529.02 : 1,127,765.80 = 665,851.10 : x
  2. Step 2: Convert to fraction form
    755,529.02/1,127,765.80 = 665,851.10/x
  3. Step 3: Cross multiply
    755,529.02x = 1,127,765.80 × 665,851.10
  4. Step 4: Simplify right side
    755,529.02x = 750,924,098,472.38
  5. Step 5: Solve for x
    x = 750,924,098,472.38/755,529.02
  6. Step 6: Final answer
    x = 993,905.04

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.