Home / 3,120,873.12-4,681,397.16-1,524,713.04

Finding the Fourth Proportional to 3,120,873.12, 4,681,397.16 and 1,524,713.04

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Solution

The fourth proportional to 3,120,873.12, 4,681,397.16 and 1,524,713.04 is: 2,287,112.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,873.12 : 4,681,397.16 = 1,524,713.04 : x
  2. Step 2: Convert to fraction form
    3,120,873.12/4,681,397.16 = 1,524,713.04/x
  3. Step 3: Cross multiply
    3,120,873.12x = 4,681,397.16 × 1,524,713.04
  4. Step 4: Simplify right side
    3,120,873.12x = 7,137,787,295,270.97
  5. Step 5: Solve for x
    x = 7,137,787,295,270.97/3,120,873.12
  6. Step 6: Final answer
    x = 2,287,112.30

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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.