Home / 2,941,414.60-4,412,376.03-811,498.72

Finding the Fourth Proportional to 2,941,414.60, 4,412,376.03 and 811,498.72

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Solution

The fourth proportional to 2,941,414.60, 4,412,376.03 and 811,498.72 is: 1,217,318.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,941,414.60 : 4,412,376.03 = 811,498.72 : x
  2. Step 2: Convert to fraction form
    2,941,414.60/4,412,376.03 = 811,498.72/x
  3. Step 3: Cross multiply
    2,941,414.60x = 4,412,376.03 × 811,498.72
  4. Step 4: Simplify right side
    2,941,414.60x = 3,580,637,500,503.68
  5. Step 5: Solve for x
    x = 3,580,637,500,503.68/2,941,414.60
  6. Step 6: Final answer
    x = 1,217,318.19

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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.