Home / 1,177,524.89-1,625,023.55-661,369.60

Finding the Fourth Proportional to 1,177,524.89, 1,625,023.55 and 661,369.60

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Solution

The fourth proportional to 1,177,524.89, 1,625,023.55 and 661,369.60 is: 912,712.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,524.89 : 1,625,023.55 = 661,369.60 : x
  2. Step 2: Convert to fraction form
    1,177,524.89/1,625,023.55 = 661,369.60/x
  3. Step 3: Cross multiply
    1,177,524.89x = 1,625,023.55 × 661,369.60
  4. Step 4: Simplify right side
    1,177,524.89x = 1,074,741,175,254.08
  5. Step 5: Solve for x
    x = 1,074,741,175,254.08/1,177,524.89
  6. Step 6: Final answer
    x = 912,712.07

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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.