Home / 1,680,987.06-2,319,751.37-955,834.97

Finding the Fourth Proportional to 1,680,987.06, 2,319,751.37 and 955,834.97

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Solution

The fourth proportional to 1,680,987.06, 2,319,751.37 and 955,834.97 is: 1,319,046.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,987.06 : 2,319,751.37 = 955,834.97 : x
  2. Step 2: Convert to fraction form
    1,680,987.06/2,319,751.37 = 955,834.97/x
  3. Step 3: Cross multiply
    1,680,987.06x = 2,319,751.37 × 955,834.97
  4. Step 4: Simplify right side
    1,680,987.06x = 2,217,299,471,942.24
  5. Step 5: Solve for x
    x = 2,217,299,471,942.24/1,680,987.06
  6. Step 6: Final answer
    x = 1,319,046.13

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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.