Home / 2,170,696-2,995,560.48-1,203,974.32

Finding the Fourth Proportional to 2,170,696, 2,995,560.48 and 1,203,974.32

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Solution

The fourth proportional to 2,170,696, 2,995,560.48 and 1,203,974.32 is: 1,661,484.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,170,696 : 2,995,560.48 = 1,203,974.32 : x
  2. Step 2: Convert to fraction form
    2,170,696/2,995,560.48 = 1,203,974.32/x
  3. Step 3: Cross multiply
    2,170,696x = 2,995,560.48 × 1,203,974.32
  4. Step 4: Simplify right side
    2,170,696x = 3,606,577,891,926.87
  5. Step 5: Solve for x
    x = 3,606,577,891,926.87/2,170,696
  6. Step 6: Final answer
    x = 1,661,484.56

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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.