Home / 1,641,471.19-2,462,217.72-519,540.19

Finding the Fourth Proportional to 1,641,471.19, 2,462,217.72 and 519,540.19

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Solution

The fourth proportional to 1,641,471.19, 2,462,217.72 and 519,540.19 is: 779,313.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,471.19 : 2,462,217.72 = 519,540.19 : x
  2. Step 2: Convert to fraction form
    1,641,471.19/2,462,217.72 = 519,540.19/x
  3. Step 3: Cross multiply
    1,641,471.19x = 2,462,217.72 × 519,540.19
  4. Step 4: Simplify right side
    1,641,471.19x = 1,279,221,053,966.35
  5. Step 5: Solve for x
    x = 1,279,221,053,966.35/1,641,471.19
  6. Step 6: Final answer
    x = 779,313.74

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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.