Home / 1,275,957.17-1,914,309.42-377,422.83

Finding the Fourth Proportional to 1,275,957.17, 1,914,309.42 and 377,422.83

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Solution

The fourth proportional to 1,275,957.17, 1,914,309.42 and 377,422.83 is: 566,244.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,957.17 : 1,914,309.42 = 377,422.83 : x
  2. Step 2: Convert to fraction form
    1,275,957.17/1,914,309.42 = 377,422.83/x
  3. Step 3: Cross multiply
    1,275,957.17x = 1,914,309.42 × 377,422.83
  4. Step 4: Simplify right side
    1,275,957.17x = 722,504,078,792.06
  5. Step 5: Solve for x
    x = 722,504,078,792.06/1,275,957.17
  6. Step 6: Final answer
    x = 566,244.78

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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.