Home / 2,138,096.38-3,207,811.61-718,214.04

Finding the Fourth Proportional to 2,138,096.38, 3,207,811.61 and 718,214.04

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Solution

The fourth proportional to 2,138,096.38, 3,207,811.61 and 718,214.04 is: 1,077,545.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,138,096.38 : 3,207,811.61 = 718,214.04 : x
  2. Step 2: Convert to fraction form
    2,138,096.38/3,207,811.61 = 718,214.04/x
  3. Step 3: Cross multiply
    2,138,096.38x = 3,207,811.61 × 718,214.04
  4. Step 4: Simplify right side
    2,138,096.38x = 2,303,895,335,977.00
  5. Step 5: Solve for x
    x = 2,303,895,335,977.00/2,138,096.38
  6. Step 6: Final answer
    x = 1,077,545.13

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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.