Home / 1,334,385.40-2,002,630.04-493,177.72

Finding the Fourth Proportional to 1,334,385.40, 2,002,630.04 and 493,177.72

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Solution

The fourth proportional to 1,334,385.40, 2,002,630.04 and 493,177.72 is: 740,155.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,385.40 : 2,002,630.04 = 493,177.72 : x
  2. Step 2: Convert to fraction form
    1,334,385.40/2,002,630.04 = 493,177.72/x
  3. Step 3: Cross multiply
    1,334,385.40x = 2,002,630.04 × 493,177.72
  4. Step 4: Simplify right side
    1,334,385.40x = 987,652,517,130.71
  5. Step 5: Solve for x
    x = 987,652,517,130.71/1,334,385.40
  6. Step 6: Final answer
    x = 740,155.37

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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.