Home / 3,851,189.01-5,314,806.87-2,132,309.51

Finding the Fourth Proportional to 3,851,189.01, 5,314,806.87 and 2,132,309.51

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Solution

The fourth proportional to 3,851,189.01, 5,314,806.87 and 2,132,309.51 is: 2,942,679.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851,189.01 : 5,314,806.87 = 2,132,309.51 : x
  2. Step 2: Convert to fraction form
    3,851,189.01/5,314,806.87 = 2,132,309.51/x
  3. Step 3: Cross multiply
    3,851,189.01x = 5,314,806.87 × 2,132,309.51
  4. Step 4: Simplify right side
    3,851,189.01x = 11,332,813,218,074.66
  5. Step 5: Solve for x
    x = 11,332,813,218,074.66/3,851,189.01
  6. Step 6: Final answer
    x = 2,942,679.05

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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.