Home / 3,741,154.79-5,164,189.29-2,912,586.61

Finding the Fourth Proportional to 3,741,154.79, 5,164,189.29 and 2,912,586.61

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Solution

The fourth proportional to 3,741,154.79, 5,164,189.29 and 2,912,586.61 is: 4,020,456.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,741,154.79 : 5,164,189.29 = 2,912,586.61 : x
  2. Step 2: Convert to fraction form
    3,741,154.79/5,164,189.29 = 2,912,586.61/x
  3. Step 3: Cross multiply
    3,741,154.79x = 5,164,189.29 × 2,912,586.61
  4. Step 4: Simplify right side
    3,741,154.79x = 15,041,148,577,559.41
  5. Step 5: Solve for x
    x = 15,041,148,577,559.41/3,741,154.79
  6. Step 6: Final answer
    x = 4,020,456.09

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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.