Home / 5,434,198.50-8,155,338.63-2,195,764.32

Finding the Fourth Proportional to 5,434,198.50, 8,155,338.63 and 2,195,764.32

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Solution

The fourth proportional to 5,434,198.50, 8,155,338.63 and 2,195,764.32 is: 3,295,279.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434,198.50 : 8,155,338.63 = 2,195,764.32 : x
  2. Step 2: Convert to fraction form
    5,434,198.50/8,155,338.63 = 2,195,764.32/x
  3. Step 3: Cross multiply
    5,434,198.50x = 8,155,338.63 × 2,195,764.32
  4. Step 4: Simplify right side
    5,434,198.50x = 17,907,201,581,271.68
  5. Step 5: Solve for x
    x = 17,907,201,581,271.68/5,434,198.50
  6. Step 6: Final answer
    x = 3,295,279.25

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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.