Home / 5,221,580.38-7,205,905.06-2,929,910.56

Finding the Fourth Proportional to 5,221,580.38, 7,205,905.06 and 2,929,910.56

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Solution

The fourth proportional to 5,221,580.38, 7,205,905.06 and 2,929,910.56 is: 4,043,346.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,221,580.38 : 7,205,905.06 = 2,929,910.56 : x
  2. Step 2: Convert to fraction form
    5,221,580.38/7,205,905.06 = 2,929,910.56/x
  3. Step 3: Cross multiply
    5,221,580.38x = 7,205,905.06 × 2,929,910.56
  4. Step 4: Simplify right side
    5,221,580.38x = 21,112,657,329,651.43
  5. Step 5: Solve for x
    x = 21,112,657,329,651.43/5,221,580.38
  6. Step 6: Final answer
    x = 4,043,346.23

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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.