Home / 1,718,325-2,576,839.50-1,380,535.56

Finding the Fourth Proportional to 1,718,325, 2,576,839.50 and 1,380,535.56

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Solution

The fourth proportional to 1,718,325, 2,576,839.50 and 1,380,535.56 is: 2,070,282.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718,325 : 2,576,839.50 = 1,380,535.56 : x
  2. Step 2: Convert to fraction form
    1,718,325/2,576,839.50 = 1,380,535.56/x
  3. Step 3: Cross multiply
    1,718,325x = 2,576,839.50 × 1,380,535.56
  4. Step 4: Simplify right side
    1,718,325x = 3,557,418,562,162.62
  5. Step 5: Solve for x
    x = 3,557,418,562,162.62/1,718,325
  6. Step 6: Final answer
    x = 2,070,282.72

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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.