Home / 3,948,658.43-5,923,349.06-1,108,751.45

Finding the Fourth Proportional to 3,948,658.43, 5,923,349.06 and 1,108,751.45

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Solution

The fourth proportional to 3,948,658.43, 5,923,349.06 and 1,108,751.45 is: 1,663,228.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,948,658.43 : 5,923,349.06 = 1,108,751.45 : x
  2. Step 2: Convert to fraction form
    3,948,658.43/5,923,349.06 = 1,108,751.45/x
  3. Step 3: Cross multiply
    3,948,658.43x = 5,923,349.06 × 1,108,751.45
  4. Step 4: Simplify right side
    3,948,658.43x = 6,567,521,823,970.64
  5. Step 5: Solve for x
    x = 6,567,521,823,970.64/3,948,658.43
  6. Step 6: Final answer
    x = 1,663,228.65

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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.