Home / 2,212,390.31-3,053,089.80-1,245,522.47

Finding the Fourth Proportional to 2,212,390.31, 3,053,089.80 and 1,245,522.47

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Solution

The fourth proportional to 2,212,390.31, 3,053,089.80 and 1,245,522.47 is: 1,718,816.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,212,390.31 : 3,053,089.80 = 1,245,522.47 : x
  2. Step 2: Convert to fraction form
    2,212,390.31/3,053,089.80 = 1,245,522.47/x
  3. Step 3: Cross multiply
    2,212,390.31x = 3,053,089.80 × 1,245,522.47
  4. Step 4: Simplify right side
    2,212,390.31x = 3,802,691,933,562.36
  5. Step 5: Solve for x
    x = 3,802,691,933,562.36/2,212,390.31
  6. Step 6: Final answer
    x = 1,718,816.04

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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.