Home / 5,275,517.10-7,913,127.33-1,681,499.40

Finding the Fourth Proportional to 5,275,517.10, 7,913,127.33 and 1,681,499.40

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Solution

The fourth proportional to 5,275,517.10, 7,913,127.33 and 1,681,499.40 is: 2,522,201.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,275,517.10 : 7,913,127.33 = 1,681,499.40 : x
  2. Step 2: Convert to fraction form
    5,275,517.10/7,913,127.33 = 1,681,499.40/x
  3. Step 3: Cross multiply
    5,275,517.10x = 7,913,127.33 × 1,681,499.40
  4. Step 4: Simplify right side
    5,275,517.10x = 13,305,918,857,518.60
  5. Step 5: Solve for x
    x = 13,305,918,857,518.60/5,275,517.10
  6. Step 6: Final answer
    x = 2,522,201.83

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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.