Home / 2,941,676.70-4,412,769.39-811,760.91

Finding the Fourth Proportional to 2,941,676.70, 4,412,769.39 and 811,760.91

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Solution

The fourth proportional to 2,941,676.70, 4,412,769.39 and 811,760.91 is: 1,217,711.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,941,676.70 : 4,412,769.39 = 811,760.91 : x
  2. Step 2: Convert to fraction form
    2,941,676.70/4,412,769.39 = 811,760.91/x
  3. Step 3: Cross multiply
    2,941,676.70x = 4,412,769.39 × 811,760.91
  4. Step 4: Simplify right side
    2,941,676.70x = 3,582,113,695,646.55
  5. Step 5: Solve for x
    x = 3,582,113,695,646.55/2,941,676.70
  6. Step 6: Final answer
    x = 1,217,711.55

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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.