Home / 3,613,186.24-5,419,781.52-917,713.60

Finding the Fourth Proportional to 3,613,186.24, 5,419,781.52 and 917,713.60

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Solution

The fourth proportional to 3,613,186.24, 5,419,781.52 and 917,713.60 is: 1,376,570.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,613,186.24 : 5,419,781.52 = 917,713.60 : x
  2. Step 2: Convert to fraction form
    3,613,186.24/5,419,781.52 = 917,713.60/x
  3. Step 3: Cross multiply
    3,613,186.24x = 5,419,781.52 × 917,713.60
  4. Step 4: Simplify right side
    3,613,186.24x = 4,973,807,209,932.67
  5. Step 5: Solve for x
    x = 4,973,807,209,932.67/3,613,186.24
  6. Step 6: Final answer
    x = 1,376,570.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.