Home / 2,086,509.40-3,129,764.10-966,765.40

Finding the Fourth Proportional to 2,086,509.40, 3,129,764.10 and 966,765.40

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Solution

The fourth proportional to 2,086,509.40, 3,129,764.10 and 966,765.40 is: 1,450,148.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,086,509.40 : 3,129,764.10 = 966,765.40 : x
  2. Step 2: Convert to fraction form
    2,086,509.40/3,129,764.10 = 966,765.40/x
  3. Step 3: Cross multiply
    2,086,509.40x = 3,129,764.10 × 966,765.40
  4. Step 4: Simplify right side
    2,086,509.40x = 3,025,747,642,042.14
  5. Step 5: Solve for x
    x = 3,025,747,642,042.14/2,086,509.40
  6. Step 6: Final answer
    x = 1,450,148.10

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.