Home / 4,030,454.55-5,561,775.21-2,219,618.55

Finding the Fourth Proportional to 4,030,454.55, 5,561,775.21 and 2,219,618.55

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Solution

The fourth proportional to 4,030,454.55, 5,561,775.21 and 2,219,618.55 is: 3,062,934.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,030,454.55 : 5,561,775.21 = 2,219,618.55 : x
  2. Step 2: Convert to fraction form
    4,030,454.55/5,561,775.21 = 2,219,618.55/x
  3. Step 3: Cross multiply
    4,030,454.55x = 5,561,775.21 × 2,219,618.55
  4. Step 4: Simplify right side
    4,030,454.55x = 12,345,019,427,046.14
  5. Step 5: Solve for x
    x = 12,345,019,427,046.14/4,030,454.55
  6. Step 6: Final answer
    x = 3,062,934.78

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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.