Home / 1,753,960.12-2,419,131.22-1,509,357.15

Finding the Fourth Proportional to 1,753,960.12, 2,419,131.22 and 1,509,357.15

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Solution

The fourth proportional to 1,753,960.12, 2,419,131.22 and 1,509,357.15 is: 2,081,765.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,960.12 : 2,419,131.22 = 1,509,357.15 : x
  2. Step 2: Convert to fraction form
    1,753,960.12/2,419,131.22 = 1,509,357.15/x
  3. Step 3: Cross multiply
    1,753,960.12x = 2,419,131.22 × 1,509,357.15
  4. Step 4: Simplify right side
    1,753,960.12x = 3,651,333,002,377.14
  5. Step 5: Solve for x
    x = 3,651,333,002,377.14/1,753,960.12
  6. Step 6: Final answer
    x = 2,081,765.13

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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.