Home / 1,427,726.60-2,137,382.20-1,250,579.60

Finding the Fourth Proportional to 1,427,726.60, 2,137,382.20 and 1,250,579.60

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Solution

The fourth proportional to 1,427,726.60, 2,137,382.20 and 1,250,579.60 is: 1,872,183.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,726.60 : 2,137,382.20 = 1,250,579.60 : x
  2. Step 2: Convert to fraction form
    1,427,726.60/2,137,382.20 = 1,250,579.60/x
  3. Step 3: Cross multiply
    1,427,726.60x = 2,137,382.20 × 1,250,579.60
  4. Step 4: Simplify right side
    1,427,726.60x = 2,672,966,576,723.12
  5. Step 5: Solve for x
    x = 2,672,966,576,723.12/1,427,726.60
  6. Step 6: Final answer
    x = 1,872,183.78

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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.