Home / 1,344,029.37-2,016,339.03-987,963.90

Finding the Fourth Proportional to 1,344,029.37, 2,016,339.03 and 987,963.90

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Solution

The fourth proportional to 1,344,029.37, 2,016,339.03 and 987,963.90 is: 1,482,162.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,029.37 : 2,016,339.03 = 987,963.90 : x
  2. Step 2: Convert to fraction form
    1,344,029.37/2,016,339.03 = 987,963.90/x
  3. Step 3: Cross multiply
    1,344,029.37x = 2,016,339.03 × 987,963.90
  4. Step 4: Simplify right side
    1,344,029.37x = 1,992,070,171,801.02
  5. Step 5: Solve for x
    x = 1,992,070,171,801.02/1,344,029.37
  6. Step 6: Final answer
    x = 1,482,162.68

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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.