Home / 1,941,636.90-2,679,471.36-1,082,251.65

Finding the Fourth Proportional to 1,941,636.90, 2,679,471.36 and 1,082,251.65

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Solution

The fourth proportional to 1,941,636.90, 2,679,471.36 and 1,082,251.65 is: 1,493,514.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,636.90 : 2,679,471.36 = 1,082,251.65 : x
  2. Step 2: Convert to fraction form
    1,941,636.90/2,679,471.36 = 1,082,251.65/x
  3. Step 3: Cross multiply
    1,941,636.90x = 2,679,471.36 × 1,082,251.65
  4. Step 4: Simplify right side
    1,941,636.90x = 2,899,862,300,487.74
  5. Step 5: Solve for x
    x = 2,899,862,300,487.74/1,941,636.90
  6. Step 6: Final answer
    x = 1,493,514.21

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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.