Home / 2,084,171.76-2,876,697.72-1,179,278.64

Finding the Fourth Proportional to 2,084,171.76, 2,876,697.72 and 1,179,278.64

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Solution

The fourth proportional to 2,084,171.76, 2,876,697.72 and 1,179,278.64 is: 1,627,710.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084,171.76 : 2,876,697.72 = 1,179,278.64 : x
  2. Step 2: Convert to fraction form
    2,084,171.76/2,876,697.72 = 1,179,278.64/x
  3. Step 3: Cross multiply
    2,084,171.76x = 2,876,697.72 × 1,179,278.64
  4. Step 4: Simplify right side
    2,084,171.76x = 3,392,428,174,932.70
  5. Step 5: Solve for x
    x = 3,392,428,174,932.70/2,084,171.76
  6. Step 6: Final answer
    x = 1,627,710.46

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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.