Home / 1,207,589.92-1,811,646.24-366,205.12

Finding the Fourth Proportional to 1,207,589.92, 1,811,646.24 and 366,205.12

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Solution

The fourth proportional to 1,207,589.92, 1,811,646.24 and 366,205.12 is: 549,386.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,589.92 : 1,811,646.24 = 366,205.12 : x
  2. Step 2: Convert to fraction form
    1,207,589.92/1,811,646.24 = 366,205.12/x
  3. Step 3: Cross multiply
    1,207,589.92x = 1,811,646.24 × 366,205.12
  4. Step 4: Simplify right side
    1,207,589.92x = 663,434,128,716.75
  5. Step 5: Solve for x
    x = 663,434,128,716.75/1,207,589.92
  6. Step 6: Final answer
    x = 549,386.94

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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.