Home / 1,192,060.62-1,645,653.17-919,516.68

Finding the Fourth Proportional to 1,192,060.62, 1,645,653.17 and 919,516.68

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Solution

The fourth proportional to 1,192,060.62, 1,645,653.17 and 919,516.68 is: 1,269,403.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,060.62 : 1,645,653.17 = 919,516.68 : x
  2. Step 2: Convert to fraction form
    1,192,060.62/1,645,653.17 = 919,516.68/x
  3. Step 3: Cross multiply
    1,192,060.62x = 1,645,653.17 × 919,516.68
  4. Step 4: Simplify right side
    1,192,060.62x = 1,513,205,541,608.67
  5. Step 5: Solve for x
    x = 1,513,205,541,608.67/1,192,060.62
  6. Step 6: Final answer
    x = 1,269,403.18

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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.