Home / 1,218,622.60-1,828,249.26-713,610.28

Finding the Fourth Proportional to 1,218,622.60, 1,828,249.26 and 713,610.28

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Solution

The fourth proportional to 1,218,622.60, 1,828,249.26 and 713,610.28 is: 1,070,600.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,622.60 : 1,828,249.26 = 713,610.28 : x
  2. Step 2: Convert to fraction form
    1,218,622.60/1,828,249.26 = 713,610.28/x
  3. Step 3: Cross multiply
    1,218,622.60x = 1,828,249.26 × 713,610.28
  4. Step 4: Simplify right side
    1,218,622.60x = 1,304,657,466,338.39
  5. Step 5: Solve for x
    x = 1,304,657,466,338.39/1,218,622.60
  6. Step 6: Final answer
    x = 1,070,600.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.