Home / 1,503,125.10-2,254,687.65-381,194.10

Finding the Fourth Proportional to 1,503,125.10, 2,254,687.65 and 381,194.10

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Solution

The fourth proportional to 1,503,125.10, 2,254,687.65 and 381,194.10 is: 571,791.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,125.10 : 2,254,687.65 = 381,194.10 : x
  2. Step 2: Convert to fraction form
    1,503,125.10/2,254,687.65 = 381,194.10/x
  3. Step 3: Cross multiply
    1,503,125.10x = 2,254,687.65 × 381,194.10
  4. Step 4: Simplify right side
    1,503,125.10x = 859,473,629,522.87
  5. Step 5: Solve for x
    x = 859,473,629,522.87/1,503,125.10
  6. Step 6: Final answer
    x = 571,791.15

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Double scale
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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.