Home / 2,124,768-2,932,179.84-1,170,912

Finding the Fourth Proportional to 2,124,768, 2,932,179.84 and 1,170,912

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Solution

The fourth proportional to 2,124,768, 2,932,179.84 and 1,170,912 is: 1,615,858.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124,768 : 2,932,179.84 = 1,170,912 : x
  2. Step 2: Convert to fraction form
    2,124,768/2,932,179.84 = 1,170,912/x
  3. Step 3: Cross multiply
    2,124,768x = 2,932,179.84 × 1,170,912
  4. Step 4: Simplify right side
    2,124,768x = 3,433,324,560,814.08
  5. Step 5: Solve for x
    x = 3,433,324,560,814.08/2,124,768
  6. Step 6: Final answer
    x = 1,615,858.56

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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.