Home / 2,170,680-2,995,538.40-1,203,958.32

Finding the Fourth Proportional to 2,170,680, 2,995,538.40 and 1,203,958.32

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Solution

The fourth proportional to 2,170,680, 2,995,538.40 and 1,203,958.32 is: 1,661,462.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,170,680 : 2,995,538.40 = 1,203,958.32 : x
  2. Step 2: Convert to fraction form
    2,170,680/2,995,538.40 = 1,203,958.32/x
  3. Step 3: Cross multiply
    2,170,680x = 2,995,538.40 × 1,203,958.32
  4. Step 4: Simplify right side
    2,170,680x = 3,606,503,379,559.49
  5. Step 5: Solve for x
    x = 3,606,503,379,559.49/2,170,680
  6. Step 6: Final answer
    x = 1,661,462.48

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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.