Home / 1,098,116.90-1,645,863.15-565,363.70

Finding the Fourth Proportional to 1,098,116.90, 1,645,863.15 and 565,363.70

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Solution

The fourth proportional to 1,098,116.90, 1,645,863.15 and 565,363.70 is: 847,369.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,116.90 : 1,645,863.15 = 565,363.70 : x
  2. Step 2: Convert to fraction form
    1,098,116.90/1,645,863.15 = 565,363.70/x
  3. Step 3: Cross multiply
    1,098,116.90x = 1,645,863.15 × 565,363.70
  4. Step 4: Simplify right side
    1,098,116.90x = 930,511,280,177.66
  5. Step 5: Solve for x
    x = 930,511,280,177.66/1,098,116.90
  6. Step 6: Final answer
    x = 847,369.97

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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.