Home / 1,460,998.62-2,016,174.85-816,418.85

Finding the Fourth Proportional to 1,460,998.62, 2,016,174.85 and 816,418.85

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Solution

The fourth proportional to 1,460,998.62, 2,016,174.85 and 816,418.85 is: 1,126,656.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460,998.62 : 2,016,174.85 = 816,418.85 : x
  2. Step 2: Convert to fraction form
    1,460,998.62/2,016,174.85 = 816,418.85/x
  3. Step 3: Cross multiply
    1,460,998.62x = 2,016,174.85 × 816,418.85
  4. Step 4: Simplify right side
    1,460,998.62x = 1,646,043,140,314.00
  5. Step 5: Solve for x
    x = 1,646,043,140,314.00/1,460,998.62
  6. Step 6: Final answer
    x = 1,126,656.19

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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.