Home / 2,941,157.28-4,412,042.70-811,241.76

Finding the Fourth Proportional to 2,941,157.28, 4,412,042.70 and 811,241.76

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Solution

The fourth proportional to 2,941,157.28, 4,412,042.70 and 811,241.76 is: 1,216,947.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,941,157.28 : 4,412,042.70 = 811,241.76 : x
  2. Step 2: Convert to fraction form
    2,941,157.28/4,412,042.70 = 811,241.76/x
  3. Step 3: Cross multiply
    2,941,157.28x = 4,412,042.70 × 811,241.76
  4. Step 4: Simplify right side
    2,941,157.28x = 3,579,233,285,143.15
  5. Step 5: Solve for x
    x = 3,579,233,285,143.15/2,941,157.28
  6. Step 6: Final answer
    x = 1,216,947.26

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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.