Home / 3,519,259.60-5,278,889.40-3,113,352.40

Finding the Fourth Proportional to 3,519,259.60, 5,278,889.40 and 3,113,352.40

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Solution

The fourth proportional to 3,519,259.60, 5,278,889.40 and 3,113,352.40 is: 4,670,028.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519,259.60 : 5,278,889.40 = 3,113,352.40 : x
  2. Step 2: Convert to fraction form
    3,519,259.60/5,278,889.40 = 3,113,352.40/x
  3. Step 3: Cross multiply
    3,519,259.60x = 5,278,889.40 × 3,113,352.40
  4. Step 4: Simplify right side
    3,519,259.60x = 16,435,042,982,824.56
  5. Step 5: Solve for x
    x = 16,435,042,982,824.56/3,519,259.60
  6. Step 6: Final answer
    x = 4,670,028.60

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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.