Home / 1,273,338.90-1,757,170.66-700,378.92

Finding the Fourth Proportional to 1,273,338.90, 1,757,170.66 and 700,378.92

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Solution

The fourth proportional to 1,273,338.90, 1,757,170.66 and 700,378.92 is: 966,502.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,338.90 : 1,757,170.66 = 700,378.92 : x
  2. Step 2: Convert to fraction form
    1,273,338.90/1,757,170.66 = 700,378.92/x
  3. Step 3: Cross multiply
    1,273,338.90x = 1,757,170.66 × 700,378.92
  4. Step 4: Simplify right side
    1,273,338.90x = 1,230,685,289,106.49
  5. Step 5: Solve for x
    x = 1,230,685,289,106.49/1,273,338.90
  6. Step 6: Final answer
    x = 966,502.55

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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.