Home / 1,336,514.40-1,844,413.80-724,687.80

Finding the Fourth Proportional to 1,336,514.40, 1,844,413.80 and 724,687.80

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Solution

The fourth proportional to 1,336,514.40, 1,844,413.80 and 724,687.80 is: 1,000,082.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,514.40 : 1,844,413.80 = 724,687.80 : x
  2. Step 2: Convert to fraction form
    1,336,514.40/1,844,413.80 = 724,687.80/x
  3. Step 3: Cross multiply
    1,336,514.40x = 1,844,413.80 × 724,687.80
  4. Step 4: Simplify right side
    1,336,514.40x = 1,336,624,179,011.64
  5. Step 5: Solve for x
    x = 1,336,624,179,011.64/1,336,514.40
  6. Step 6: Final answer
    x = 1,000,082.14

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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.