Home / 5,391,198.20-7,439,889.52-2,943,826.28

Finding the Fourth Proportional to 5,391,198.20, 7,439,889.52 and 2,943,826.28

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Solution

The fourth proportional to 5,391,198.20, 7,439,889.52 and 2,943,826.28 is: 4,062,499.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391,198.20 : 7,439,889.52 = 2,943,826.28 : x
  2. Step 2: Convert to fraction form
    5,391,198.20/7,439,889.52 = 2,943,826.28/x
  3. Step 3: Cross multiply
    5,391,198.20x = 7,439,889.52 × 2,943,826.28
  4. Step 4: Simplify right side
    5,391,198.20x = 21,901,742,289,272.58
  5. Step 5: Solve for x
    x = 21,901,742,289,272.58/5,391,198.20
  6. Step 6: Final answer
    x = 4,062,499.93

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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.