Home / 1,376,843.92-2,065,475.52-702,556.72

Finding the Fourth Proportional to 1,376,843.92, 2,065,475.52 and 702,556.72

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Solution

The fourth proportional to 1,376,843.92, 2,065,475.52 and 702,556.72 is: 1,053,942.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,843.92 : 2,065,475.52 = 702,556.72 : x
  2. Step 2: Convert to fraction form
    1,376,843.92/2,065,475.52 = 702,556.72/x
  3. Step 3: Cross multiply
    1,376,843.92x = 2,065,475.52 × 702,556.72
  4. Step 4: Simplify right side
    1,376,843.92x = 1,451,113,706,571.49
  5. Step 5: Solve for x
    x = 1,451,113,706,571.49/1,376,843.92
  6. Step 6: Final answer
    x = 1,053,942.05

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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.