Home / 1,300,179.92-1,794,204.86-719,404.11

Finding the Fourth Proportional to 1,300,179.92, 1,794,204.86 and 719,404.11

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Solution

The fourth proportional to 1,300,179.92, 1,794,204.86 and 719,404.11 is: 992,753.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,179.92 : 1,794,204.86 = 719,404.11 : x
  2. Step 2: Convert to fraction form
    1,300,179.92/1,794,204.86 = 719,404.11/x
  3. Step 3: Cross multiply
    1,300,179.92x = 1,794,204.86 × 719,404.11
  4. Step 4: Simplify right side
    1,300,179.92x = 1,290,758,346,868.95
  5. Step 5: Solve for x
    x = 1,290,758,346,868.95/1,300,179.92
  6. Step 6: Final answer
    x = 992,753.64

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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.