Home / 5,168,166.73-7,751,658.56-1,381,944.85

Finding the Fourth Proportional to 5,168,166.73, 7,751,658.56 and 1,381,944.85

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Solution

The fourth proportional to 5,168,166.73, 7,751,658.56 and 1,381,944.85 is: 2,072,759.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,168,166.73 : 7,751,658.56 = 1,381,944.85 : x
  2. Step 2: Convert to fraction form
    5,168,166.73/7,751,658.56 = 1,381,944.85/x
  3. Step 3: Cross multiply
    5,168,166.73x = 7,751,658.56 × 1,381,944.85
  4. Step 4: Simplify right side
    5,168,166.73x = 10,712,364,599,661.54
  5. Step 5: Solve for x
    x = 10,712,364,599,661.54/5,168,166.73
  6. Step 6: Final answer
    x = 2,072,759.10

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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.