Home / 4,743,002.20-7,113,438.48-2,181,757.27

Finding the Fourth Proportional to 4,743,002.20, 7,113,438.48 and 2,181,757.27

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Solution

The fourth proportional to 4,743,002.20, 7,113,438.48 and 2,181,757.27 is: 3,272,146.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743,002.20 : 7,113,438.48 = 2,181,757.27 : x
  2. Step 2: Convert to fraction form
    4,743,002.20/7,113,438.48 = 2,181,757.27/x
  3. Step 3: Cross multiply
    4,743,002.20x = 7,113,438.48 × 2,181,757.27
  4. Step 4: Simplify right side
    4,743,002.20x = 15,519,796,118,437.75
  5. Step 5: Solve for x
    x = 15,519,796,118,437.75/4,743,002.20
  6. Step 6: Final answer
    x = 3,272,146.09

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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.