Home / 3,561,273.28-5,341,863.26-865,590.66

Finding the Fourth Proportional to 3,561,273.28, 5,341,863.26 and 865,590.66

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Solution

The fourth proportional to 3,561,273.28, 5,341,863.26 and 865,590.66 is: 1,298,374.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561,273.28 : 5,341,863.26 = 865,590.66 : x
  2. Step 2: Convert to fraction form
    3,561,273.28/5,341,863.26 = 865,590.66/x
  3. Step 3: Cross multiply
    3,561,273.28x = 5,341,863.26 × 865,590.66
  4. Step 4: Simplify right side
    3,561,273.28x = 4,623,866,944,853.15
  5. Step 5: Solve for x
    x = 4,623,866,944,853.15/3,561,273.28
  6. Step 6: Final answer
    x = 1,298,374.65

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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.