Home / 1,435,520.17-2,153,167.18-625,885.48

Finding the Fourth Proportional to 1,435,520.17, 2,153,167.18 and 625,885.48

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Solution

The fourth proportional to 1,435,520.17, 2,153,167.18 and 625,885.48 is: 938,778.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,520.17 : 2,153,167.18 = 625,885.48 : x
  2. Step 2: Convert to fraction form
    1,435,520.17/2,153,167.18 = 625,885.48/x
  3. Step 3: Cross multiply
    1,435,520.17x = 2,153,167.18 × 625,885.48
  4. Step 4: Simplify right side
    1,435,520.17x = 1,347,636,073,974.55
  5. Step 5: Solve for x
    x = 1,347,636,073,974.55/1,435,520.17
  6. Step 6: Final answer
    x = 938,778.92

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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.