Home / 2,215,344.10-3,057,226.19-1,248,504.21

Finding the Fourth Proportional to 2,215,344.10, 3,057,226.19 and 1,248,504.21

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Solution

The fourth proportional to 2,215,344.10, 3,057,226.19 and 1,248,504.21 is: 1,722,964.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,215,344.10 : 3,057,226.19 = 1,248,504.21 : x
  2. Step 2: Convert to fraction form
    2,215,344.10/3,057,226.19 = 1,248,504.21/x
  3. Step 3: Cross multiply
    2,215,344.10x = 3,057,226.19 × 1,248,504.21
  4. Step 4: Simplify right side
    2,215,344.10x = 3,816,959,769,137.26
  5. Step 5: Solve for x
    x = 3,816,959,769,137.26/2,215,344.10
  6. Step 6: Final answer
    x = 1,722,964.74

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Double scale
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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.