Home / 2,179,811.31-3,267,595.87-1,042,278.44

Finding the Fourth Proportional to 2,179,811.31, 3,267,595.87 and 1,042,278.44

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Solution

The fourth proportional to 2,179,811.31, 3,267,595.87 and 1,042,278.44 is: 1,562,403.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,811.31 : 3,267,595.87 = 1,042,278.44 : x
  2. Step 2: Convert to fraction form
    2,179,811.31/3,267,595.87 = 1,042,278.44/x
  3. Step 3: Cross multiply
    2,179,811.31x = 3,267,595.87 × 1,042,278.44
  4. Step 4: Simplify right side
    2,179,811.31x = 3,405,744,725,934.04
  5. Step 5: Solve for x
    x = 3,405,744,725,934.04/2,179,811.31
  6. Step 6: Final answer
    x = 1,562,403.46

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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.