Home / 1,680,373.20-2,520,559.80-482,334.60

Finding the Fourth Proportional to 1,680,373.20, 2,520,559.80 and 482,334.60

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Solution

The fourth proportional to 1,680,373.20, 2,520,559.80 and 482,334.60 is: 723,501.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,373.20 : 2,520,559.80 = 482,334.60 : x
  2. Step 2: Convert to fraction form
    1,680,373.20/2,520,559.80 = 482,334.60/x
  3. Step 3: Cross multiply
    1,680,373.20x = 2,520,559.80 × 482,334.60
  4. Step 4: Simplify right side
    1,680,373.20x = 1,215,753,202,909.08
  5. Step 5: Solve for x
    x = 1,215,753,202,909.08/1,680,373.20
  6. Step 6: Final answer
    x = 723,501.90

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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.