Home / 1,511,934.29-2,266,761.11-912,753.03

Finding the Fourth Proportional to 1,511,934.29, 2,266,761.11 and 912,753.03

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Solution

The fourth proportional to 1,511,934.29, 2,266,761.11 and 912,753.03 is: 1,368,441.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,934.29 : 2,266,761.11 = 912,753.03 : x
  2. Step 2: Convert to fraction form
    1,511,934.29/2,266,761.11 = 912,753.03/x
  3. Step 3: Cross multiply
    1,511,934.29x = 2,266,761.11 × 912,753.03
  4. Step 4: Simplify right side
    1,511,934.29x = 2,068,993,066,874.90
  5. Step 5: Solve for x
    x = 2,068,993,066,874.90/1,511,934.29
  6. Step 6: Final answer
    x = 1,368,441.13

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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.