Home / 2,230,824.92-3,078,583.88-1,212,295.28

Finding the Fourth Proportional to 2,230,824.92, 3,078,583.88 and 1,212,295.28

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Solution

The fourth proportional to 2,230,824.92, 3,078,583.88 and 1,212,295.28 is: 1,672,992.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230,824.92 : 3,078,583.88 = 1,212,295.28 : x
  2. Step 2: Convert to fraction form
    2,230,824.92/3,078,583.88 = 1,212,295.28/x
  3. Step 3: Cross multiply
    2,230,824.92x = 3,078,583.88 × 1,212,295.28
  4. Step 4: Simplify right side
    2,230,824.92x = 3,732,152,706,808.09
  5. Step 5: Solve for x
    x = 3,732,152,706,808.09/2,230,824.92
  6. Step 6: Final answer
    x = 1,672,992.21

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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.