Home / 1,168,540.13-1,752,910.55-410,316.42

Finding the Fourth Proportional to 1,168,540.13, 1,752,910.55 and 410,316.42

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Solution

The fourth proportional to 1,168,540.13, 1,752,910.55 and 410,316.42 is: 615,509.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,540.13 : 1,752,910.55 = 410,316.42 : x
  2. Step 2: Convert to fraction form
    1,168,540.13/1,752,910.55 = 410,316.42/x
  3. Step 3: Cross multiply
    1,168,540.13x = 1,752,910.55 × 410,316.42
  4. Step 4: Simplify right side
    1,168,540.13x = 719,247,979,404.65
  5. Step 5: Solve for x
    x = 719,247,979,404.65/1,168,540.13
  6. Step 6: Final answer
    x = 615,509.87

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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.