Home / 3,129,025.20-4,693,537.80-2,419,562.40

Finding the Fourth Proportional to 3,129,025.20, 4,693,537.80 and 2,419,562.40

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Solution

The fourth proportional to 3,129,025.20, 4,693,537.80 and 2,419,562.40 is: 3,629,343.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,129,025.20 : 4,693,537.80 = 2,419,562.40 : x
  2. Step 2: Convert to fraction form
    3,129,025.20/4,693,537.80 = 2,419,562.40/x
  3. Step 3: Cross multiply
    3,129,025.20x = 4,693,537.80 × 2,419,562.40
  4. Step 4: Simplify right side
    3,129,025.20x = 11,356,307,583,858.72
  5. Step 5: Solve for x
    x = 11,356,307,583,858.72/3,129,025.20
  6. Step 6: Final answer
    x = 3,629,343.60

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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.