Home / 2,259,419.54-3,117,987.63-1,226,918.10

Finding the Fourth Proportional to 2,259,419.54, 3,117,987.63 and 1,226,918.10

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Solution

The fourth proportional to 2,259,419.54, 3,117,987.63 and 1,226,918.10 is: 1,693,140.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,259,419.54 : 3,117,987.63 = 1,226,918.10 : x
  2. Step 2: Convert to fraction form
    2,259,419.54/3,117,987.63 = 1,226,918.10/x
  3. Step 3: Cross multiply
    2,259,419.54x = 3,117,987.63 × 1,226,918.10
  4. Step 4: Simplify right side
    2,259,419.54x = 3,825,515,469,685.37
  5. Step 5: Solve for x
    x = 3,825,515,469,685.37/2,259,419.54
  6. Step 6: Final answer
    x = 1,693,140.83

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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.