Home / 1,659,578-2,491,468.14-1,018,306.40

Finding the Fourth Proportional to 1,659,578, 2,491,468.14 and 1,018,306.40

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Solution

The fourth proportional to 1,659,578, 2,491,468.14 and 1,018,306.40 is: 1,528,748.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659,578 : 2,491,468.14 = 1,018,306.40 : x
  2. Step 2: Convert to fraction form
    1,659,578/2,491,468.14 = 1,018,306.40/x
  3. Step 3: Cross multiply
    1,659,578x = 2,491,468.14 × 1,018,306.40
  4. Step 4: Simplify right side
    1,659,578x = 2,537,077,952,358.10
  5. Step 5: Solve for x
    x = 2,537,077,952,358.10/1,659,578
  6. Step 6: Final answer
    x = 1,528,748.85

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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.