Home / 1,498,732.25-2,248,118.87-487,858.47

Finding the Fourth Proportional to 1,498,732.25, 2,248,118.87 and 487,858.47

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Solution

The fourth proportional to 1,498,732.25, 2,248,118.87 and 487,858.47 is: 731,794.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,732.25 : 2,248,118.87 = 487,858.47 : x
  2. Step 2: Convert to fraction form
    1,498,732.25/2,248,118.87 = 487,858.47/x
  3. Step 3: Cross multiply
    1,498,732.25x = 2,248,118.87 × 487,858.47
  4. Step 4: Simplify right side
    1,498,732.25x = 1,096,763,829,857.04
  5. Step 5: Solve for x
    x = 1,096,763,829,857.04/1,498,732.25
  6. Step 6: Final answer
    x = 731,794.38

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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.