Home / 3,564,299.80-5,346,449.70-2,147,123.80

Finding the Fourth Proportional to 3,564,299.80, 5,346,449.70 and 2,147,123.80

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Solution

The fourth proportional to 3,564,299.80, 5,346,449.70 and 2,147,123.80 is: 3,220,685.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564,299.80 : 5,346,449.70 = 2,147,123.80 : x
  2. Step 2: Convert to fraction form
    3,564,299.80/5,346,449.70 = 2,147,123.80/x
  3. Step 3: Cross multiply
    3,564,299.80x = 5,346,449.70 × 2,147,123.80
  4. Step 4: Simplify right side
    3,564,299.80x = 11,479,489,396,372.86
  5. Step 5: Solve for x
    x = 11,479,489,396,372.86/3,564,299.80
  6. Step 6: Final answer
    x = 3,220,685.70

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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.