Home / 1,155,882.34-1,595,438.19-672,540.84

Finding the Fourth Proportional to 1,155,882.34, 1,595,438.19 and 672,540.84

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Solution

The fourth proportional to 1,155,882.34, 1,595,438.19 and 672,540.84 is: 928,292.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,882.34 : 1,595,438.19 = 672,540.84 : x
  2. Step 2: Convert to fraction form
    1,155,882.34/1,595,438.19 = 672,540.84/x
  3. Step 3: Cross multiply
    1,155,882.34x = 1,595,438.19 × 672,540.84
  4. Step 4: Simplify right side
    1,155,882.34x = 1,072,997,340,470.68
  5. Step 5: Solve for x
    x = 1,072,997,340,470.68/1,155,882.34
  6. Step 6: Final answer
    x = 928,292.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.