Home / 1,363,411.92-2,044,896.38-643,752.23

Finding the Fourth Proportional to 1,363,411.92, 2,044,896.38 and 643,752.23

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Solution

The fourth proportional to 1,363,411.92, 2,044,896.38 and 643,752.23 is: 965,523.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,411.92 : 2,044,896.38 = 643,752.23 : x
  2. Step 2: Convert to fraction form
    1,363,411.92/2,044,896.38 = 643,752.23/x
  3. Step 3: Cross multiply
    1,363,411.92x = 2,044,896.38 × 643,752.23
  4. Step 4: Simplify right side
    1,363,411.92x = 1,316,406,591,300.68
  5. Step 5: Solve for x
    x = 1,316,406,591,300.68/1,363,411.92
  6. Step 6: Final answer
    x = 965,523.75

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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.