Home / 2,131,343.28-3,194,937-851,569.20

Finding the Fourth Proportional to 2,131,343.28, 3,194,937 and 851,569.20

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Solution

The fourth proportional to 2,131,343.28, 3,194,937 and 851,569.20 is: 1,276,523.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131,343.28 : 3,194,937 = 851,569.20 : x
  2. Step 2: Convert to fraction form
    2,131,343.28/3,194,937 = 851,569.20/x
  3. Step 3: Cross multiply
    2,131,343.28x = 3,194,937 × 851,569.20
  4. Step 4: Simplify right side
    2,131,343.28x = 2,720,709,945,140.40
  5. Step 5: Solve for x
    x = 2,720,709,945,140.40/2,131,343.28
  6. Step 6: Final answer
    x = 1,276,523.58

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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.