Home / 2,281,086.28-3,147,998.34-1,262,490.76

Finding the Fourth Proportional to 2,281,086.28, 3,147,998.34 and 1,262,490.76

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Solution

The fourth proportional to 2,281,086.28, 3,147,998.34 and 1,262,490.76 is: 1,742,292.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281,086.28 : 3,147,998.34 = 1,262,490.76 : x
  2. Step 2: Convert to fraction form
    2,281,086.28/3,147,998.34 = 1,262,490.76/x
  3. Step 3: Cross multiply
    2,281,086.28x = 3,147,998.34 × 1,262,490.76
  4. Step 4: Simplify right side
    2,281,086.28x = 3,974,318,816,745.34
  5. Step 5: Solve for x
    x = 3,974,318,816,745.34/2,281,086.28
  6. Step 6: Final answer
    x = 1,742,292.19

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Double scale
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Similar ratio
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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.