Home / 4,722,115.80-7,081,424.10-1,527,346.20

Finding the Fourth Proportional to 4,722,115.80, 7,081,424.10 and 1,527,346.20

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Solution

The fourth proportional to 4,722,115.80, 7,081,424.10 and 1,527,346.20 is: 2,290,453.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,722,115.80 : 7,081,424.10 = 1,527,346.20 : x
  2. Step 2: Convert to fraction form
    4,722,115.80/7,081,424.10 = 1,527,346.20/x
  3. Step 3: Cross multiply
    4,722,115.80x = 7,081,424.10 × 1,527,346.20
  4. Step 4: Simplify right side
    4,722,115.80x = 10,815,786,189,723.42
  5. Step 5: Solve for x
    x = 10,815,786,189,723.42/4,722,115.80
  6. Step 6: Final answer
    x = 2,290,453.40

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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.