Home / 1,246,052.15-1,869,078.04-299,422.87

Finding the Fourth Proportional to 1,246,052.15, 1,869,078.04 and 299,422.87

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Solution

The fourth proportional to 1,246,052.15, 1,869,078.04 and 299,422.87 is: 449,134.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,052.15 : 1,869,078.04 = 299,422.87 : x
  2. Step 2: Convert to fraction form
    1,246,052.15/1,869,078.04 = 299,422.87/x
  3. Step 3: Cross multiply
    1,246,052.15x = 1,869,078.04 × 299,422.87
  4. Step 4: Simplify right side
    1,246,052.15x = 559,644,709,493.66
  5. Step 5: Solve for x
    x = 559,644,709,493.66/1,246,052.15
  6. Step 6: Final answer
    x = 449,134.26

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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.