Home / 1,427,131.70-2,138,883.15-584,731.70

Finding the Fourth Proportional to 1,427,131.70, 2,138,883.15 and 584,731.70

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Solution

The fourth proportional to 1,427,131.70, 2,138,883.15 and 584,731.70 is: 876,354.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,131.70 : 2,138,883.15 = 584,731.70 : x
  2. Step 2: Convert to fraction form
    1,427,131.70/2,138,883.15 = 584,731.70/x
  3. Step 3: Cross multiply
    1,427,131.70x = 2,138,883.15 × 584,731.70
  4. Step 4: Simplify right side
    1,427,131.70x = 1,250,672,780,400.85
  5. Step 5: Solve for x
    x = 1,250,672,780,400.85/1,427,131.70
  6. Step 6: Final answer
    x = 876,354.14

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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.