Home / 2,163,012.60-3,244,525.98-814,813.36

Finding the Fourth Proportional to 2,163,012.60, 3,244,525.98 and 814,813.36

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Solution

The fourth proportional to 2,163,012.60, 3,244,525.98 and 814,813.36 is: 1,222,222.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,163,012.60 : 3,244,525.98 = 814,813.36 : x
  2. Step 2: Convert to fraction form
    2,163,012.60/3,244,525.98 = 814,813.36/x
  3. Step 3: Cross multiply
    2,163,012.60x = 3,244,525.98 × 814,813.36
  4. Step 4: Simplify right side
    2,163,012.60x = 2,643,683,115,371.09
  5. Step 5: Solve for x
    x = 2,643,683,115,371.09/2,163,012.60
  6. Step 6: Final answer
    x = 1,222,222.71

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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.