Home / 5,317,739.28-7,974,935.76-1,722,672.24

Finding the Fourth Proportional to 5,317,739.28, 7,974,935.76 and 1,722,672.24

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Solution

The fourth proportional to 5,317,739.28, 7,974,935.76 and 1,722,672.24 is: 2,583,466.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,317,739.28 : 7,974,935.76 = 1,722,672.24 : x
  2. Step 2: Convert to fraction form
    5,317,739.28/7,974,935.76 = 1,722,672.24/x
  3. Step 3: Cross multiply
    5,317,739.28x = 7,974,935.76 × 1,722,672.24
  4. Step 4: Simplify right side
    5,317,739.28x = 13,738,200,449,535.30
  5. Step 5: Solve for x
    x = 13,738,200,449,535.30/5,317,739.28
  6. Step 6: Final answer
    x = 2,583,466.34

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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.