Home / 1,625,839-2,438,241.60-1,519,698.16

Finding the Fourth Proportional to 1,625,839, 2,438,241.60 and 1,519,698.16

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Solution

The fourth proportional to 1,625,839, 2,438,241.60 and 1,519,698.16 is: 2,279,064.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,839 : 2,438,241.60 = 1,519,698.16 : x
  2. Step 2: Convert to fraction form
    1,625,839/2,438,241.60 = 1,519,698.16/x
  3. Step 3: Cross multiply
    1,625,839x = 2,438,241.60 × 1,519,698.16
  4. Step 4: Simplify right side
    1,625,839x = 3,705,391,273,155.46
  5. Step 5: Solve for x
    x = 3,705,391,273,155.46/1,625,839
  6. Step 6: Final answer
    x = 2,279,064.09

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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.