Home / 3,156,500.82-4,735,452.69-1,472,685.78

Finding the Fourth Proportional to 3,156,500.82, 4,735,452.69 and 1,472,685.78

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Solution

The fourth proportional to 3,156,500.82, 4,735,452.69 and 1,472,685.78 is: 2,209,355.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156,500.82 : 4,735,452.69 = 1,472,685.78 : x
  2. Step 2: Convert to fraction form
    3,156,500.82/4,735,452.69 = 1,472,685.78/x
  3. Step 3: Cross multiply
    3,156,500.82x = 4,735,452.69 × 1,472,685.78
  4. Step 4: Simplify right side
    3,156,500.82x = 6,973,833,838,425.75
  5. Step 5: Solve for x
    x = 6,973,833,838,425.75/3,156,500.82
  6. Step 6: Final answer
    x = 2,209,355.94

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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.