Home / 3,851,131.50-5,314,542.84-2,085,030.90

Finding the Fourth Proportional to 3,851,131.50, 5,314,542.84 and 2,085,030.90

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Solution

The fourth proportional to 3,851,131.50, 5,314,542.84 and 2,085,030.90 is: 2,877,332.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851,131.50 : 5,314,542.84 = 2,085,030.90 : x
  2. Step 2: Convert to fraction form
    3,851,131.50/5,314,542.84 = 2,085,030.90/x
  3. Step 3: Cross multiply
    3,851,131.50x = 5,314,542.84 × 2,085,030.90
  4. Step 4: Simplify right side
    3,851,131.50x = 11,080,986,040,773.76
  5. Step 5: Solve for x
    x = 11,080,986,040,773.76/3,851,131.50
  6. Step 6: Final answer
    x = 2,877,332.56

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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.