Home / 6,131,039.40-9,196,559.10-1,871,200.80

Finding the Fourth Proportional to 6,131,039.40, 9,196,559.10 and 1,871,200.80

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Solution

The fourth proportional to 6,131,039.40, 9,196,559.10 and 1,871,200.80 is: 2,806,801.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,131,039.40 : 9,196,559.10 = 1,871,200.80 : x
  2. Step 2: Convert to fraction form
    6,131,039.40/9,196,559.10 = 1,871,200.80/x
  3. Step 3: Cross multiply
    6,131,039.40x = 9,196,559.10 × 1,871,200.80
  4. Step 4: Simplify right side
    6,131,039.40x = 17,208,608,745,167.28
  5. Step 5: Solve for x
    x = 17,208,608,745,167.28/6,131,039.40
  6. Step 6: Final answer
    x = 2,806,801.20

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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.