Home / 3,721,047.88-5,134,695.08-2,089,136.52

Finding the Fourth Proportional to 3,721,047.88, 5,134,695.08 and 2,089,136.52

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Solution

The fourth proportional to 3,721,047.88, 5,134,695.08 and 2,089,136.52 is: 2,882,811.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,721,047.88 : 5,134,695.08 = 2,089,136.52 : x
  2. Step 2: Convert to fraction form
    3,721,047.88/5,134,695.08 = 2,089,136.52/x
  3. Step 3: Cross multiply
    3,721,047.88x = 5,134,695.08 × 2,089,136.52
  4. Step 4: Simplify right side
    3,721,047.88x = 10,727,079,010,692.32
  5. Step 5: Solve for x
    x = 10,727,079,010,692.32/3,721,047.88
  6. Step 6: Final answer
    x = 2,882,811.34

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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.