Home / 1,275,963.52-1,913,945.28-377,335.26

Finding the Fourth Proportional to 1,275,963.52, 1,913,945.28 and 377,335.26

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Solution

The fourth proportional to 1,275,963.52, 1,913,945.28 and 377,335.26 is: 566,002.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,963.52 : 1,913,945.28 = 377,335.26 : x
  2. Step 2: Convert to fraction form
    1,275,963.52/1,913,945.28 = 377,335.26/x
  3. Step 3: Cross multiply
    1,275,963.52x = 1,913,945.28 × 377,335.26
  4. Step 4: Simplify right side
    1,275,963.52x = 722,199,039,854.57
  5. Step 5: Solve for x
    x = 722,199,039,854.57/1,275,963.52
  6. Step 6: Final answer
    x = 566,002.89

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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.