Home / 1,000,966.82-1,381,335.47-542,082.12

Finding the Fourth Proportional to 1,000,966.82, 1,381,335.47 and 542,082.12

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Solution

The fourth proportional to 1,000,966.82, 1,381,335.47 and 542,082.12 is: 748,074.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,966.82 : 1,381,335.47 = 542,082.12 : x
  2. Step 2: Convert to fraction form
    1,000,966.82/1,381,335.47 = 542,082.12/x
  3. Step 3: Cross multiply
    1,000,966.82x = 1,381,335.47 × 542,082.12
  4. Step 4: Simplify right side
    1,000,966.82x = 748,797,264,970.41
  5. Step 5: Solve for x
    x = 748,797,264,970.41/1,000,966.82
  6. Step 6: Final answer
    x = 748,074.02

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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.