Home / 4,115,621.28-5,679,597.12-2,280,118.56

Finding the Fourth Proportional to 4,115,621.28, 5,679,597.12 and 2,280,118.56

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Solution

The fourth proportional to 4,115,621.28, 5,679,597.12 and 2,280,118.56 is: 3,146,585.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115,621.28 : 5,679,597.12 = 2,280,118.56 : x
  2. Step 2: Convert to fraction form
    4,115,621.28/5,679,597.12 = 2,280,118.56/x
  3. Step 3: Cross multiply
    4,115,621.28x = 5,679,597.12 × 2,280,118.56
  4. Step 4: Simplify right side
    4,115,621.28x = 12,950,154,806,634.55
  5. Step 5: Solve for x
    x = 12,950,154,806,634.55/4,115,621.28
  6. Step 6: Final answer
    x = 3,146,585.64

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1.5x scale

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.