Home / 1,376,799.78-1,900,118.61-796,047.60

Finding the Fourth Proportional to 1,376,799.78, 1,900,118.61 and 796,047.60

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Solution

The fourth proportional to 1,376,799.78, 1,900,118.61 and 796,047.60 is: 1,098,623.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,799.78 : 1,900,118.61 = 796,047.60 : x
  2. Step 2: Convert to fraction form
    1,376,799.78/1,900,118.61 = 796,047.60/x
  3. Step 3: Cross multiply
    1,376,799.78x = 1,900,118.61 × 796,047.60
  4. Step 4: Simplify right side
    1,376,799.78x = 1,512,584,859,205.84
  5. Step 5: Solve for x
    x = 1,512,584,859,205.84/1,376,799.78
  6. Step 6: Final answer
    x = 1,098,623.69

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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.