Home / 1,177,618.34-1,625,197.32-668,353.52

Finding the Fourth Proportional to 1,177,618.34, 1,625,197.32 and 668,353.52

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Solution

The fourth proportional to 1,177,618.34, 1,625,197.32 and 668,353.52 is: 922,375.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,618.34 : 1,625,197.32 = 668,353.52 : x
  2. Step 2: Convert to fraction form
    1,177,618.34/1,625,197.32 = 668,353.52/x
  3. Step 3: Cross multiply
    1,177,618.34x = 1,625,197.32 × 668,353.52
  4. Step 4: Simplify right side
    1,177,618.34x = 1,086,206,349,516.57
  5. Step 5: Solve for x
    x = 1,086,206,349,516.57/1,177,618.34
  6. Step 6: Final answer
    x = 922,375.54

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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.