Home / 4,748,768.91-7,123,231.53-1,337,137.74

Finding the Fourth Proportional to 4,748,768.91, 7,123,231.53 and 1,337,137.74

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Solution

The fourth proportional to 4,748,768.91, 7,123,231.53 and 1,337,137.74 is: 2,005,728.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,748,768.91 : 7,123,231.53 = 1,337,137.74 : x
  2. Step 2: Convert to fraction form
    4,748,768.91/7,123,231.53 = 1,337,137.74/x
  3. Step 3: Cross multiply
    4,748,768.91x = 7,123,231.53 × 1,337,137.74
  4. Step 4: Simplify right side
    4,748,768.91x = 9,524,741,709,520.94
  5. Step 5: Solve for x
    x = 9,524,741,709,520.94/4,748,768.91
  6. Step 6: Final answer
    x = 2,005,728.62

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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.