Home / 1,008,451.38-1,391,663.19-549,566.07

Finding the Fourth Proportional to 1,008,451.38, 1,391,663.19 and 549,566.07

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Solution

The fourth proportional to 1,008,451.38, 1,391,663.19 and 549,566.07 is: 758,401.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,451.38 : 1,391,663.19 = 549,566.07 : x
  2. Step 2: Convert to fraction form
    1,008,451.38/1,391,663.19 = 549,566.07/x
  3. Step 3: Cross multiply
    1,008,451.38x = 1,391,663.19 × 549,566.07
  4. Step 4: Simplify right side
    1,008,451.38x = 764,810,866,934.10
  5. Step 5: Solve for x
    x = 764,810,866,934.10/1,008,451.38
  6. Step 6: Final answer
    x = 758,401.33

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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.