Home / 3,211,095.15-4,431,309.12-1,760,815.26

Finding the Fourth Proportional to 3,211,095.15, 4,431,309.12 and 1,760,815.26

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Solution

The fourth proportional to 3,211,095.15, 4,431,309.12 and 1,760,815.26 is: 2,429,923.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211,095.15 : 4,431,309.12 = 1,760,815.26 : x
  2. Step 2: Convert to fraction form
    3,211,095.15/4,431,309.12 = 1,760,815.26/x
  3. Step 3: Cross multiply
    3,211,095.15x = 4,431,309.12 × 1,760,815.26
  4. Step 4: Simplify right side
    3,211,095.15x = 7,802,716,720,273.17
  5. Step 5: Solve for x
    x = 7,802,716,720,273.17/3,211,095.15
  6. Step 6: Final answer
    x = 2,429,923.86

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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.