Home / 3,278,514.80-4,917,772.20-914,610.80

Finding the Fourth Proportional to 3,278,514.80, 4,917,772.20 and 914,610.80

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Solution

The fourth proportional to 3,278,514.80, 4,917,772.20 and 914,610.80 is: 1,371,916.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278,514.80 : 4,917,772.20 = 914,610.80 : x
  2. Step 2: Convert to fraction form
    3,278,514.80/4,917,772.20 = 914,610.80/x
  3. Step 3: Cross multiply
    3,278,514.80x = 4,917,772.20 × 914,610.80
  4. Step 4: Simplify right side
    3,278,514.80x = 4,497,847,566,059.76
  5. Step 5: Solve for x
    x = 4,497,847,566,059.76/3,278,514.80
  6. Step 6: Final answer
    x = 1,371,916.20

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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.