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Finding the Fourth Proportional to 3,802,569.62, 5,703,793.23 and 923,959.22

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Solution

The fourth proportional to 3,802,569.62, 5,703,793.23 and 923,959.22 is: 1,385,923.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,802,569.62 : 5,703,793.23 = 923,959.22 : x
  2. Step 2: Convert to fraction form
    3,802,569.62/5,703,793.23 = 923,959.22/x
  3. Step 3: Cross multiply
    3,802,569.62x = 5,703,793.23 × 923,959.22
  4. Step 4: Simplify right side
    3,802,569.62x = 5,270,072,343,832.08
  5. Step 5: Solve for x
    x = 5,270,072,343,832.08/3,802,569.62
  6. Step 6: Final answer
    x = 1,385,923.96

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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.