Home / 1,413,793.60-2,120,593.20-454,235.20

Finding the Fourth Proportional to 1,413,793.60, 2,120,593.20 and 454,235.20

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Solution

The fourth proportional to 1,413,793.60, 2,120,593.20 and 454,235.20 is: 681,321.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,793.60 : 2,120,593.20 = 454,235.20 : x
  2. Step 2: Convert to fraction form
    1,413,793.60/2,120,593.20 = 454,235.20/x
  3. Step 3: Cross multiply
    1,413,793.60x = 2,120,593.20 × 454,235.20
  4. Step 4: Simplify right side
    1,413,793.60x = 963,248,076,320.64
  5. Step 5: Solve for x
    x = 963,248,076,320.64/1,413,793.60
  6. Step 6: Final answer
    x = 681,321.57

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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.