Home / 2,221,982.75-3,067,657.66-1,406,885.11

Finding the Fourth Proportional to 2,221,982.75, 3,067,657.66 and 1,406,885.11

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Solution

The fourth proportional to 2,221,982.75, 3,067,657.66 and 1,406,885.11 is: 1,942,338.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,982.75 : 3,067,657.66 = 1,406,885.11 : x
  2. Step 2: Convert to fraction form
    2,221,982.75/3,067,657.66 = 1,406,885.11/x
  3. Step 3: Cross multiply
    2,221,982.75x = 3,067,657.66 × 1,406,885.11
  4. Step 4: Simplify right side
    2,221,982.75x = 4,315,841,884,431.44
  5. Step 5: Solve for x
    x = 4,315,841,884,431.44/2,221,982.75
  6. Step 6: Final answer
    x = 1,942,338.16

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Double scale
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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.