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Finding the Fourth Proportional to 5,915,758.65, 8,869,876.33 and 2,502,259.89

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Solution

The fourth proportional to 5,915,758.65, 8,869,876.33 and 2,502,259.89 is: 3,751,798.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,915,758.65 : 8,869,876.33 = 2,502,259.89 : x
  2. Step 2: Convert to fraction form
    5,915,758.65/8,869,876.33 = 2,502,259.89/x
  3. Step 3: Cross multiply
    5,915,758.65x = 8,869,876.33 × 2,502,259.89
  4. Step 4: Simplify right side
    5,915,758.65x = 22,194,735,769,819.41
  5. Step 5: Solve for x
    x = 22,194,735,769,819.41/5,915,758.65
  6. Step 6: Final answer
    x = 3,751,798.73

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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.