Home / 3,972,760.20-5,482,029.60-2,230,030.32

Finding the Fourth Proportional to 3,972,760.20, 5,482,029.60 and 2,230,030.32

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Solution

The fourth proportional to 3,972,760.20, 5,482,029.60 and 2,230,030.32 is: 3,077,228.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972,760.20 : 5,482,029.60 = 2,230,030.32 : x
  2. Step 2: Convert to fraction form
    3,972,760.20/5,482,029.60 = 2,230,030.32/x
  3. Step 3: Cross multiply
    3,972,760.20x = 5,482,029.60 × 2,230,030.32
  4. Step 4: Simplify right side
    3,972,760.20x = 12,225,092,223,137.47
  5. Step 5: Solve for x
    x = 12,225,092,223,137.47/3,972,760.20
  6. Step 6: Final answer
    x = 3,077,228.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.