Home / 2,851,069.38-4,276,247.31-931,820.13

Finding the Fourth Proportional to 2,851,069.38, 4,276,247.31 and 931,820.13

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Solution

The fourth proportional to 2,851,069.38, 4,276,247.31 and 931,820.13 is: 1,397,613.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,851,069.38 : 4,276,247.31 = 931,820.13 : x
  2. Step 2: Convert to fraction form
    2,851,069.38/4,276,247.31 = 931,820.13/x
  3. Step 3: Cross multiply
    2,851,069.38x = 4,276,247.31 × 931,820.13
  4. Step 4: Simplify right side
    2,851,069.38x = 3,984,693,324,316.35
  5. Step 5: Solve for x
    x = 3,984,693,324,316.35/2,851,069.38
  6. Step 6: Final answer
    x = 1,397,613.59

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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.