Home / 2,945,129.20-4,417,693.80-2,413,250.80

Finding the Fourth Proportional to 2,945,129.20, 4,417,693.80 and 2,413,250.80

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Solution

The fourth proportional to 2,945,129.20, 4,417,693.80 and 2,413,250.80 is: 3,619,876.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,945,129.20 : 4,417,693.80 = 2,413,250.80 : x
  2. Step 2: Convert to fraction form
    2,945,129.20/4,417,693.80 = 2,413,250.80/x
  3. Step 3: Cross multiply
    2,945,129.20x = 4,417,693.80 × 2,413,250.80
  4. Step 4: Simplify right side
    2,945,129.20x = 10,661,003,097,005.04
  5. Step 5: Solve for x
    x = 10,661,003,097,005.04/2,945,129.20
  6. Step 6: Final answer
    x = 3,619,876.20

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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.