Home / 2,749,082.27-4,124,160.83-830,149.70

Finding the Fourth Proportional to 2,749,082.27, 4,124,160.83 and 830,149.70

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Solution

The fourth proportional to 2,749,082.27, 4,124,160.83 and 830,149.70 is: 1,245,386.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749,082.27 : 4,124,160.83 = 830,149.70 : x
  2. Step 2: Convert to fraction form
    2,749,082.27/4,124,160.83 = 830,149.70/x
  3. Step 3: Cross multiply
    2,749,082.27x = 4,124,160.83 × 830,149.70
  4. Step 4: Simplify right side
    2,749,082.27x = 3,423,670,857,230.82
  5. Step 5: Solve for x
    x = 3,423,670,857,230.82/2,749,082.27
  6. Step 6: Final answer
    x = 1,245,386.83

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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.