Home / 3,519,161.30-4,855,314.02-1,970,195.33

Finding the Fourth Proportional to 3,519,161.30, 4,855,314.02 and 1,970,195.33

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Solution

The fourth proportional to 3,519,161.30, 4,855,314.02 and 1,970,195.33 is: 2,718,237.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519,161.30 : 4,855,314.02 = 1,970,195.33 : x
  2. Step 2: Convert to fraction form
    3,519,161.30/4,855,314.02 = 1,970,195.33/x
  3. Step 3: Cross multiply
    3,519,161.30x = 4,855,314.02 × 1,970,195.33
  4. Step 4: Simplify right side
    3,519,161.30x = 9,565,917,010,174.83
  5. Step 5: Solve for x
    x = 9,565,917,010,174.83/3,519,161.30
  6. Step 6: Final answer
    x = 2,718,237.72

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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.