Home / 1,270,147.20-1,752,767.22-697,186.82

Finding the Fourth Proportional to 1,270,147.20, 1,752,767.22 and 697,186.82

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Solution

The fourth proportional to 1,270,147.20, 1,752,767.22 and 697,186.82 is: 962,098.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,147.20 : 1,752,767.22 = 697,186.82 : x
  2. Step 2: Convert to fraction form
    1,270,147.20/1,752,767.22 = 697,186.82/x
  3. Step 3: Cross multiply
    1,270,147.20x = 1,752,767.22 × 697,186.82
  4. Step 4: Simplify right side
    1,270,147.20x = 1,222,006,204,312.04
  5. Step 5: Solve for x
    x = 1,222,006,204,312.04/1,270,147.20
  6. Step 6: Final answer
    x = 962,098.10

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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.