Home / 3,476,719.20-5,215,078.80-3,010,159.20

Finding the Fourth Proportional to 3,476,719.20, 5,215,078.80 and 3,010,159.20

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Solution

The fourth proportional to 3,476,719.20, 5,215,078.80 and 3,010,159.20 is: 4,515,238.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476,719.20 : 5,215,078.80 = 3,010,159.20 : x
  2. Step 2: Convert to fraction form
    3,476,719.20/5,215,078.80 = 3,010,159.20/x
  3. Step 3: Cross multiply
    3,476,719.20x = 5,215,078.80 × 3,010,159.20
  4. Step 4: Simplify right side
    3,476,719.20x = 15,698,217,428,544.96
  5. Step 5: Solve for x
    x = 15,698,217,428,544.96/3,476,719.20
  6. Step 6: Final answer
    x = 4,515,238.80

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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.