Home / 3,450,792.20-5,176,139.70-1,557,530.60

Finding the Fourth Proportional to 3,450,792.20, 5,176,139.70 and 1,557,530.60

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Solution

The fourth proportional to 3,450,792.20, 5,176,139.70 and 1,557,530.60 is: 2,336,273.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450,792.20 : 5,176,139.70 = 1,557,530.60 : x
  2. Step 2: Convert to fraction form
    3,450,792.20/5,176,139.70 = 1,557,530.60/x
  3. Step 3: Cross multiply
    3,450,792.20x = 5,176,139.70 × 1,557,530.60
  4. Step 4: Simplify right side
    3,450,792.20x = 8,061,995,972,624.82
  5. Step 5: Solve for x
    x = 8,061,995,972,624.82/3,450,792.20
  6. Step 6: Final answer
    x = 2,336,273.96

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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.