Home / 1,418,125.57-1,956,934.59-806,193.41

Finding the Fourth Proportional to 1,418,125.57, 1,956,934.59 and 806,193.41

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Solution

The fourth proportional to 1,418,125.57, 1,956,934.59 and 806,193.41 is: 1,112,502.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,125.57 : 1,956,934.59 = 806,193.41 : x
  2. Step 2: Convert to fraction form
    1,418,125.57/1,956,934.59 = 806,193.41/x
  3. Step 3: Cross multiply
    1,418,125.57x = 1,956,934.59 × 806,193.41
  4. Step 4: Simplify right side
    1,418,125.57x = 1,577,667,757,451.15
  5. Step 5: Solve for x
    x = 1,577,667,757,451.15/1,418,125.57
  6. Step 6: Final answer
    x = 1,112,502.16

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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.