Home / 4,743,002.70-7,113,439.23-2,181,757.77

Finding the Fourth Proportional to 4,743,002.70, 7,113,439.23 and 2,181,757.77

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Solution

The fourth proportional to 4,743,002.70, 7,113,439.23 and 2,181,757.77 is: 3,272,146.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743,002.70 : 7,113,439.23 = 2,181,757.77 : x
  2. Step 2: Convert to fraction form
    4,743,002.70/7,113,439.23 = 2,181,757.77/x
  3. Step 3: Cross multiply
    4,743,002.70x = 7,113,439.23 × 2,181,757.77
  4. Step 4: Simplify right side
    4,743,002.70x = 15,519,801,311,475.32
  5. Step 5: Solve for x
    x = 15,519,801,311,475.32/4,743,002.70
  6. Step 6: Final answer
    x = 3,272,146.84

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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.