Home / 1,324,022.60-1,985,845.28-425,348.08

Finding the Fourth Proportional to 1,324,022.60, 1,985,845.28 and 425,348.08

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Solution

The fourth proportional to 1,324,022.60, 1,985,845.28 and 425,348.08 is: 637,961.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,022.60 : 1,985,845.28 = 425,348.08 : x
  2. Step 2: Convert to fraction form
    1,324,022.60/1,985,845.28 = 425,348.08/x
  3. Step 3: Cross multiply
    1,324,022.60x = 1,985,845.28 × 425,348.08
  4. Step 4: Simplify right side
    1,324,022.60x = 844,675,474,898.32
  5. Step 5: Solve for x
    x = 844,675,474,898.32/1,324,022.60
  6. Step 6: Final answer
    x = 637,961.52

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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.