Home / 3,148,230.88-4,344,538.32-1,790,103.76

Finding the Fourth Proportional to 3,148,230.88, 4,344,538.32 and 1,790,103.76

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Solution

The fourth proportional to 3,148,230.88, 4,344,538.32 and 1,790,103.76 is: 2,470,331.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148,230.88 : 4,344,538.32 = 1,790,103.76 : x
  2. Step 2: Convert to fraction form
    3,148,230.88/4,344,538.32 = 1,790,103.76/x
  3. Step 3: Cross multiply
    3,148,230.88x = 4,344,538.32 × 1,790,103.76
  4. Step 4: Simplify right side
    3,148,230.88x = 7,777,174,382,096.08
  5. Step 5: Solve for x
    x = 7,777,174,382,096.08/3,148,230.88
  6. Step 6: Final answer
    x = 2,470,331.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.