Home / 4,743,004.20-7,113,441.48-2,181,759.30

Finding the Fourth Proportional to 4,743,004.20, 7,113,441.48 and 2,181,759.30

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Solution

The fourth proportional to 4,743,004.20, 7,113,441.48 and 2,181,759.30 is: 3,272,149.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743,004.20 : 7,113,441.48 = 2,181,759.30 : x
  2. Step 2: Convert to fraction form
    4,743,004.20/7,113,441.48 = 2,181,759.30/x
  3. Step 3: Cross multiply
    4,743,004.20x = 7,113,441.48 × 2,181,759.30
  4. Step 4: Simplify right side
    4,743,004.20x = 15,519,817,103,995.76
  5. Step 5: Solve for x
    x = 15,519,817,103,995.76/4,743,004.20
  6. Step 6: Final answer
    x = 3,272,149.14

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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.