Home / 2,138,010.57-3,207,482.82-718,029.54

Finding the Fourth Proportional to 2,138,010.57, 3,207,482.82 and 718,029.54

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Solution

The fourth proportional to 2,138,010.57, 3,207,482.82 and 718,029.54 is: 1,077,201.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,138,010.57 : 3,207,482.82 = 718,029.54 : x
  2. Step 2: Convert to fraction form
    2,138,010.57/3,207,482.82 = 718,029.54/x
  3. Step 3: Cross multiply
    2,138,010.57x = 3,207,482.82 × 718,029.54
  4. Step 4: Simplify right side
    2,138,010.57x = 2,303,067,413,802.50
  5. Step 5: Solve for x
    x = 2,303,067,413,802.50/2,138,010.57
  6. Step 6: Final answer
    x = 1,077,201.14

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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.