Home / 2,949,853.74-4,070,786.40-1,660,696.62

Finding the Fourth Proportional to 2,949,853.74, 4,070,786.40 and 1,660,696.62

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Solution

The fourth proportional to 2,949,853.74, 4,070,786.40 and 1,660,696.62 is: 2,291,754.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949,853.74 : 4,070,786.40 = 1,660,696.62 : x
  2. Step 2: Convert to fraction form
    2,949,853.74/4,070,786.40 = 1,660,696.62/x
  3. Step 3: Cross multiply
    2,949,853.74x = 4,070,786.40 × 1,660,696.62
  4. Step 4: Simplify right side
    2,949,853.74x = 6,760,341,215,221.97
  5. Step 5: Solve for x
    x = 6,760,341,215,221.97/2,949,853.74
  6. Step 6: Final answer
    x = 2,291,754.71

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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.