Home / 1,029,661.83-1,419,358.23-722,877.57

Finding the Fourth Proportional to 1,029,661.83, 1,419,358.23 and 722,877.57

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Solution

The fourth proportional to 1,029,661.83, 1,419,358.23 and 722,877.57 is: 996,465.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,661.83 : 1,419,358.23 = 722,877.57 : x
  2. Step 2: Convert to fraction form
    1,029,661.83/1,419,358.23 = 722,877.57/x
  3. Step 3: Cross multiply
    1,029,661.83x = 1,419,358.23 × 722,877.57
  4. Step 4: Simplify right side
    1,029,661.83x = 1,026,022,228,261.90
  5. Step 5: Solve for x
    x = 1,026,022,228,261.90/1,029,661.83
  6. Step 6: Final answer
    x = 996,465.25

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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.