Home / 3,616,380.70-5,422,600.05-1,091,707.90

Finding the Fourth Proportional to 3,616,380.70, 5,422,600.05 and 1,091,707.90

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Solution

The fourth proportional to 3,616,380.70, 5,422,600.05 and 1,091,707.90 is: 1,636,966.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616,380.70 : 5,422,600.05 = 1,091,707.90 : x
  2. Step 2: Convert to fraction form
    3,616,380.70/5,422,600.05 = 1,091,707.90/x
  3. Step 3: Cross multiply
    3,616,380.70x = 5,422,600.05 × 1,091,707.90
  4. Step 4: Simplify right side
    3,616,380.70x = 5,919,895,313,125.40
  5. Step 5: Solve for x
    x = 5,919,895,313,125.40/3,616,380.70
  6. Step 6: Final answer
    x = 1,636,966.85

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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.