Home / 2,138,934.71-3,208,407.53-541,497.97

Finding the Fourth Proportional to 2,138,934.71, 3,208,407.53 and 541,497.97

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Solution

The fourth proportional to 2,138,934.71, 3,208,407.53 and 541,497.97 is: 812,248.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,138,934.71 : 3,208,407.53 = 541,497.97 : x
  2. Step 2: Convert to fraction form
    2,138,934.71/3,208,407.53 = 541,497.97/x
  3. Step 3: Cross multiply
    2,138,934.71x = 3,208,407.53 × 541,497.97
  4. Step 4: Simplify right side
    2,138,934.71x = 1,737,346,161,275.98
  5. Step 5: Solve for x
    x = 1,737,346,161,275.98/2,138,934.71
  6. Step 6: Final answer
    x = 812,248.34

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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.