Home / 1,044,507.17-1,566,760.76-689,438.13

Finding the Fourth Proportional to 1,044,507.17, 1,566,760.76 and 689,438.13

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Solution

The fourth proportional to 1,044,507.17, 1,566,760.76 and 689,438.13 is: 1,034,157.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,507.17 : 1,566,760.76 = 689,438.13 : x
  2. Step 2: Convert to fraction form
    1,044,507.17/1,566,760.76 = 689,438.13/x
  3. Step 3: Cross multiply
    1,044,507.17x = 1,566,760.76 × 689,438.13
  4. Step 4: Simplify right side
    1,044,507.17x = 1,080,184,608,531.78
  5. Step 5: Solve for x
    x = 1,080,184,608,531.78/1,044,507.17
  6. Step 6: Final answer
    x = 1,034,157.20

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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.