Home / 4,751,379.97-7,127,069.58-2,191,837.57

Finding the Fourth Proportional to 4,751,379.97, 7,127,069.58 and 2,191,837.57

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Solution

The fourth proportional to 4,751,379.97, 7,127,069.58 and 2,191,837.57 is: 3,287,756.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,751,379.97 : 7,127,069.58 = 2,191,837.57 : x
  2. Step 2: Convert to fraction form
    4,751,379.97/7,127,069.58 = 2,191,837.57/x
  3. Step 3: Cross multiply
    4,751,379.97x = 7,127,069.58 × 2,191,837.57
  4. Step 4: Simplify right side
    4,751,379.97x = 15,621,378,851,630.45
  5. Step 5: Solve for x
    x = 15,621,378,851,630.45/4,751,379.97
  6. Step 6: Final answer
    x = 3,287,756.18

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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.