Home / 2,755,042.96-4,132,865.79-934,722.20

Finding the Fourth Proportional to 2,755,042.96, 4,132,865.79 and 934,722.20

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Solution

The fourth proportional to 2,755,042.96, 4,132,865.79 and 934,722.20 is: 1,402,185.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,755,042.96 : 4,132,865.79 = 934,722.20 : x
  2. Step 2: Convert to fraction form
    2,755,042.96/4,132,865.79 = 934,722.20/x
  3. Step 3: Cross multiply
    2,755,042.96x = 4,132,865.79 × 934,722.20
  4. Step 4: Simplify right side
    2,755,042.96x = 3,863,081,382,869.21
  5. Step 5: Solve for x
    x = 3,863,081,382,869.21/2,755,042.96
  6. Step 6: Final answer
    x = 1,402,185.53

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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.