Home / 3,202,418.58-4,418,901.18-1,912,985.26

Finding the Fourth Proportional to 3,202,418.58, 4,418,901.18 and 1,912,985.26

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Solution

The fourth proportional to 3,202,418.58, 4,418,901.18 and 1,912,985.26 is: 2,639,658.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,202,418.58 : 4,418,901.18 = 1,912,985.26 : x
  2. Step 2: Convert to fraction form
    3,202,418.58/4,418,901.18 = 1,912,985.26/x
  3. Step 3: Cross multiply
    3,202,418.58x = 4,418,901.18 × 1,912,985.26
  4. Step 4: Simplify right side
    3,202,418.58x = 8,453,292,822,736.61
  5. Step 5: Solve for x
    x = 8,453,292,822,736.61/3,202,418.58
  6. Step 6: Final answer
    x = 2,639,658.94

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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.