Home / 4,972,049.76-6,862,037.28-2,796,684.56

Finding the Fourth Proportional to 4,972,049.76, 6,862,037.28 and 2,796,684.56

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Solution

The fourth proportional to 4,972,049.76, 6,862,037.28 and 2,796,684.56 is: 3,859,767.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,972,049.76 : 6,862,037.28 = 2,796,684.56 : x
  2. Step 2: Convert to fraction form
    4,972,049.76/6,862,037.28 = 2,796,684.56/x
  3. Step 3: Cross multiply
    4,972,049.76x = 6,862,037.28 × 2,796,684.56
  4. Step 4: Simplify right side
    4,972,049.76x = 19,190,953,711,120.40
  5. Step 5: Solve for x
    x = 19,190,953,711,120.40/4,972,049.76
  6. Step 6: Final answer
    x = 3,859,767.03

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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.