Home / 3,948,633.72-5,923,312.04-1,108,726.72

Finding the Fourth Proportional to 3,948,633.72, 5,923,312.04 and 1,108,726.72

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Solution

The fourth proportional to 3,948,633.72, 5,923,312.04 and 1,108,726.72 is: 1,663,191.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,948,633.72 : 5,923,312.04 = 1,108,726.72 : x
  2. Step 2: Convert to fraction form
    3,948,633.72/5,923,312.04 = 1,108,726.72/x
  3. Step 3: Cross multiply
    3,948,633.72x = 5,923,312.04 × 1,108,726.72
  4. Step 4: Simplify right side
    3,948,633.72x = 6,567,334,329,645.71
  5. Step 5: Solve for x
    x = 6,567,334,329,645.71/3,948,633.72
  6. Step 6: Final answer
    x = 1,663,191.57

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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.