Home / 1,723,886.59-2,378,963.39-999,154.69

Finding the Fourth Proportional to 1,723,886.59, 2,378,963.39 and 999,154.69

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Solution

The fourth proportional to 1,723,886.59, 2,378,963.39 and 999,154.69 is: 1,378,833.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,723,886.59 : 2,378,963.39 = 999,154.69 : x
  2. Step 2: Convert to fraction form
    1,723,886.59/2,378,963.39 = 999,154.69/x
  3. Step 3: Cross multiply
    1,723,886.59x = 2,378,963.39 × 999,154.69
  4. Step 4: Simplify right side
    1,723,886.59x = 2,376,952,428,456.80
  5. Step 5: Solve for x
    x = 2,376,952,428,456.80/1,723,886.59
  6. Step 6: Final answer
    x = 1,378,833.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.