Home / 3,885,296.80-5,825,612.40-1,995,728.80

Finding the Fourth Proportional to 3,885,296.80, 5,825,612.40 and 1,995,728.80

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Solution

The fourth proportional to 3,885,296.80, 5,825,612.40 and 1,995,728.80 is: 2,992,394.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,885,296.80 : 5,825,612.40 = 1,995,728.80 : x
  2. Step 2: Convert to fraction form
    3,885,296.80/5,825,612.40 = 1,995,728.80/x
  3. Step 3: Cross multiply
    3,885,296.80x = 5,825,612.40 × 1,995,728.80
  4. Step 4: Simplify right side
    3,885,296.80x = 11,626,342,444,317.12
  5. Step 5: Solve for x
    x = 11,626,342,444,317.12/3,885,296.80
  6. Step 6: Final answer
    x = 2,992,394.93

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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.