Home / 4,143,474.10-5,718,876.60-2,784,559.78

Finding the Fourth Proportional to 4,143,474.10, 5,718,876.60 and 2,784,559.78

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Solution

The fourth proportional to 4,143,474.10, 5,718,876.60 and 2,784,559.78 is: 3,843,285.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143,474.10 : 5,718,876.60 = 2,784,559.78 : x
  2. Step 2: Convert to fraction form
    4,143,474.10/5,718,876.60 = 2,784,559.78/x
  3. Step 3: Cross multiply
    4,143,474.10x = 5,718,876.60 × 2,784,559.78
  4. Step 4: Simplify right side
    4,143,474.10x = 15,924,553,767,143.15
  5. Step 5: Solve for x
    x = 15,924,553,767,143.15/4,143,474.10
  6. Step 6: Final answer
    x = 3,843,285.46

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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.