Home / 3,156,319.34-4,735,180.65-1,472,504.30

Finding the Fourth Proportional to 3,156,319.34, 4,735,180.65 and 1,472,504.30

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Solution

The fourth proportional to 3,156,319.34, 4,735,180.65 and 1,472,504.30 is: 2,209,083.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156,319.34 : 4,735,180.65 = 1,472,504.30 : x
  2. Step 2: Convert to fraction form
    3,156,319.34/4,735,180.65 = 1,472,504.30/x
  3. Step 3: Cross multiply
    3,156,319.34x = 4,735,180.65 × 1,472,504.30
  4. Step 4: Simplify right side
    3,156,319.34x = 6,972,573,868,401.80
  5. Step 5: Solve for x
    x = 6,972,573,868,401.80/3,156,319.34
  6. Step 6: Final answer
    x = 2,209,083.78

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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.