Home / 4,114,746.50-5,678,290.14-2,279,198.76

Finding the Fourth Proportional to 4,114,746.50, 5,678,290.14 and 2,279,198.76

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Solution

The fourth proportional to 4,114,746.50, 5,678,290.14 and 2,279,198.76 is: 3,145,261.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,114,746.50 : 5,678,290.14 = 2,279,198.76 : x
  2. Step 2: Convert to fraction form
    4,114,746.50/5,678,290.14 = 2,279,198.76/x
  3. Step 3: Cross multiply
    4,114,746.50x = 5,678,290.14 × 2,279,198.76
  4. Step 4: Simplify right side
    4,114,746.50x = 12,941,951,846,008.22
  5. Step 5: Solve for x
    x = 12,941,951,846,008.22/4,114,746.50
  6. Step 6: Final answer
    x = 3,145,261.04

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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.