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Finding the Fourth Proportional to 3,668,363.70, 5,502,545.55 and 1,008,971.70

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Solution

The fourth proportional to 3,668,363.70, 5,502,545.55 and 1,008,971.70 is: 1,513,457.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,668,363.70 : 5,502,545.55 = 1,008,971.70 : x
  2. Step 2: Convert to fraction form
    3,668,363.70/5,502,545.55 = 1,008,971.70/x
  3. Step 3: Cross multiply
    3,668,363.70x = 5,502,545.55 × 1,008,971.70
  4. Step 4: Simplify right side
    3,668,363.70x = 5,551,912,737,910.93
  5. Step 5: Solve for x
    x = 5,551,912,737,910.93/3,668,363.70
  6. Step 6: Final answer
    x = 1,513,457.55

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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.