Home / 2,781,545.67-4,171,663.89-759,308.85

Finding the Fourth Proportional to 2,781,545.67, 4,171,663.89 and 759,308.85

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Solution

The fourth proportional to 2,781,545.67, 4,171,663.89 and 759,308.85 is: 1,138,784.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,781,545.67 : 4,171,663.89 = 759,308.85 : x
  2. Step 2: Convert to fraction form
    2,781,545.67/4,171,663.89 = 759,308.85/x
  3. Step 3: Cross multiply
    2,781,545.67x = 4,171,663.89 × 759,308.85
  4. Step 4: Simplify right side
    2,781,545.67x = 3,167,581,310,902.43
  5. Step 5: Solve for x
    x = 3,167,581,310,902.43/2,781,545.67
  6. Step 6: Final answer
    x = 1,138,784.58

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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.