Home / 1,064,882.16-1,469,540.40-581,451.44

Finding the Fourth Proportional to 1,064,882.16, 1,469,540.40 and 581,451.44

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Solution

The fourth proportional to 1,064,882.16, 1,469,540.40 and 581,451.44 is: 802,404.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,882.16 : 1,469,540.40 = 581,451.44 : x
  2. Step 2: Convert to fraction form
    1,064,882.16/1,469,540.40 = 581,451.44/x
  3. Step 3: Cross multiply
    1,064,882.16x = 1,469,540.40 × 581,451.44
  4. Step 4: Simplify right side
    1,064,882.16x = 854,466,381,718.18
  5. Step 5: Solve for x
    x = 854,466,381,718.18/1,064,882.16
  6. Step 6: Final answer
    x = 802,404.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.