Home / 4,160,115.20-6,240,172.80-2,648,460.80

Finding the Fourth Proportional to 4,160,115.20, 6,240,172.80 and 2,648,460.80

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Solution

The fourth proportional to 4,160,115.20, 6,240,172.80 and 2,648,460.80 is: 3,972,691.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,160,115.20 : 6,240,172.80 = 2,648,460.80 : x
  2. Step 2: Convert to fraction form
    4,160,115.20/6,240,172.80 = 2,648,460.80/x
  3. Step 3: Cross multiply
    4,160,115.20x = 6,240,172.80 × 2,648,460.80
  4. Step 4: Simplify right side
    4,160,115.20x = 16,526,853,046,026.24
  5. Step 5: Solve for x
    x = 16,526,853,046,026.24/4,160,115.20
  6. Step 6: Final answer
    x = 3,972,691.20

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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.