Home / 1,817,309.28-2,725,963.92-618,614.58

Finding the Fourth Proportional to 1,817,309.28, 2,725,963.92 and 618,614.58

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Solution

The fourth proportional to 1,817,309.28, 2,725,963.92 and 618,614.58 is: 927,921.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,309.28 : 2,725,963.92 = 618,614.58 : x
  2. Step 2: Convert to fraction form
    1,817,309.28/2,725,963.92 = 618,614.58/x
  3. Step 3: Cross multiply
    1,817,309.28x = 2,725,963.92 × 618,614.58
  4. Step 4: Simplify right side
    1,817,309.28x = 1,686,321,025,465.95
  5. Step 5: Solve for x
    x = 1,686,321,025,465.95/1,817,309.28
  6. Step 6: Final answer
    x = 927,921.87

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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.