Home / 1,029,652.83-1,419,345.81-722,868.57

Finding the Fourth Proportional to 1,029,652.83, 1,419,345.81 and 722,868.57

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Solution

The fourth proportional to 1,029,652.83, 1,419,345.81 and 722,868.57 is: 996,452.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,652.83 : 1,419,345.81 = 722,868.57 : x
  2. Step 2: Convert to fraction form
    1,029,652.83/1,419,345.81 = 722,868.57/x
  3. Step 3: Cross multiply
    1,029,652.83x = 1,419,345.81 × 722,868.57
  4. Step 4: Simplify right side
    1,029,652.83x = 1,026,000,476,010.19
  5. Step 5: Solve for x
    x = 1,026,000,476,010.19/1,029,652.83
  6. Step 6: Final answer
    x = 996,452.83

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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.