Home / 2,941,827.76-4,412,995.80-811,912.24

Finding the Fourth Proportional to 2,941,827.76, 4,412,995.80 and 811,912.24

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Solution

The fourth proportional to 2,941,827.76, 4,412,995.80 and 811,912.24 is: 1,217,938.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,941,827.76 : 4,412,995.80 = 811,912.24 : x
  2. Step 2: Convert to fraction form
    2,941,827.76/4,412,995.80 = 811,912.24/x
  3. Step 3: Cross multiply
    2,941,827.76x = 4,412,995.80 × 811,912.24
  4. Step 4: Simplify right side
    2,941,827.76x = 3,582,965,305,088.59
  5. Step 5: Solve for x
    x = 3,582,965,305,088.59/2,941,827.76
  6. Step 6: Final answer
    x = 1,217,938.51

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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.