Home / 5,119,849.74-7,065,257.31-2,827,961.22

Finding the Fourth Proportional to 5,119,849.74, 7,065,257.31 and 2,827,961.22

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Solution

The fourth proportional to 5,119,849.74, 7,065,257.31 and 2,827,961.22 is: 3,902,511.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,119,849.74 : 7,065,257.31 = 2,827,961.22 : x
  2. Step 2: Convert to fraction form
    5,119,849.74/7,065,257.31 = 2,827,961.22/x
  3. Step 3: Cross multiply
    5,119,849.74x = 7,065,257.31 × 2,827,961.22
  4. Step 4: Simplify right side
    5,119,849.74x = 19,980,273,682,001.52
  5. Step 5: Solve for x
    x = 19,980,273,682,001.52/5,119,849.74
  6. Step 6: Final answer
    x = 3,902,511.73

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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.