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Finding the Fourth Proportional to 3,955,732.78, 5,934,337.28 and 1,796,909.54

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Solution

The fourth proportional to 3,955,732.78, 5,934,337.28 and 1,796,909.54 is: 2,695,699.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,955,732.78 : 5,934,337.28 = 1,796,909.54 : x
  2. Step 2: Convert to fraction form
    3,955,732.78/5,934,337.28 = 1,796,909.54/x
  3. Step 3: Cross multiply
    3,955,732.78x = 5,934,337.28 × 1,796,909.54
  4. Step 4: Simplify right side
    3,955,732.78x = 10,663,467,272,009.65
  5. Step 5: Solve for x
    x = 10,663,467,272,009.65/3,955,732.78
  6. Step 6: Final answer
    x = 2,695,699.60

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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.