Home / 2,148,511.92-3,222,721.06-1,010,643.41

Finding the Fourth Proportional to 2,148,511.92, 3,222,721.06 and 1,010,643.41

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Solution

The fourth proportional to 2,148,511.92, 3,222,721.06 and 1,010,643.41 is: 1,515,943.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,511.92 : 3,222,721.06 = 1,010,643.41 : x
  2. Step 2: Convert to fraction form
    2,148,511.92/3,222,721.06 = 1,010,643.41/x
  3. Step 3: Cross multiply
    2,148,511.92x = 3,222,721.06 × 1,010,643.41
  4. Step 4: Simplify right side
    2,148,511.92x = 3,257,021,801,557.22
  5. Step 5: Solve for x
    x = 3,257,021,801,557.22/2,148,511.92
  6. Step 6: Final answer
    x = 1,515,943.09

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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.