Home / 1,028,616.60-1,419,659.10-615,126.36

Finding the Fourth Proportional to 1,028,616.60, 1,419,659.10 and 615,126.36

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Solution

The fourth proportional to 1,028,616.60, 1,419,659.10 and 615,126.36 is: 848,974.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,616.60 : 1,419,659.10 = 615,126.36 : x
  2. Step 2: Convert to fraction form
    1,028,616.60/1,419,659.10 = 615,126.36/x
  3. Step 3: Cross multiply
    1,028,616.60x = 1,419,659.10 × 615,126.36
  4. Step 4: Simplify right side
    1,028,616.60x = 873,269,734,623.88
  5. Step 5: Solve for x
    x = 873,269,734,623.88/1,028,616.60
  6. Step 6: Final answer
    x = 848,974.96

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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.