Home / 1,511,231.40-2,266,847.10-564,479.10

Finding the Fourth Proportional to 1,511,231.40, 2,266,847.10 and 564,479.10

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Solution

The fourth proportional to 1,511,231.40, 2,266,847.10 and 564,479.10 is: 846,718.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,231.40 : 2,266,847.10 = 564,479.10 : x
  2. Step 2: Convert to fraction form
    1,511,231.40/2,266,847.10 = 564,479.10/x
  3. Step 3: Cross multiply
    1,511,231.40x = 2,266,847.10 × 564,479.10
  4. Step 4: Simplify right side
    1,511,231.40x = 1,279,587,810,845.61
  5. Step 5: Solve for x
    x = 1,279,587,810,845.61/1,511,231.40
  6. Step 6: Final answer
    x = 846,718.65

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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.