Home / 4,724,340.80-7,086,511.20-3,281,115.20

Finding the Fourth Proportional to 4,724,340.80, 7,086,511.20 and 3,281,115.20

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Solution

The fourth proportional to 4,724,340.80, 7,086,511.20 and 3,281,115.20 is: 4,921,672.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,724,340.80 : 7,086,511.20 = 3,281,115.20 : x
  2. Step 2: Convert to fraction form
    4,724,340.80/7,086,511.20 = 3,281,115.20/x
  3. Step 3: Cross multiply
    4,724,340.80x = 7,086,511.20 × 3,281,115.20
  4. Step 4: Simplify right side
    4,724,340.80x = 23,251,659,613,290.24
  5. Step 5: Solve for x
    x = 23,251,659,613,290.24/4,724,340.80
  6. Step 6: Final answer
    x = 4,921,672.80

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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.