Home / 2,486,808.02-3,730,211.83-689,691.47

Finding the Fourth Proportional to 2,486,808.02, 3,730,211.83 and 689,691.47

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Solution

The fourth proportional to 2,486,808.02, 3,730,211.83 and 689,691.47 is: 1,034,537.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,808.02 : 3,730,211.83 = 689,691.47 : x
  2. Step 2: Convert to fraction form
    2,486,808.02/3,730,211.83 = 689,691.47/x
  3. Step 3: Cross multiply
    2,486,808.02x = 3,730,211.83 × 689,691.47
  4. Step 4: Simplify right side
    2,486,808.02x = 2,572,695,258,344.57
  5. Step 5: Solve for x
    x = 2,572,695,258,344.57/2,486,808.02
  6. Step 6: Final answer
    x = 1,034,537.14

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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.