Home / 1,269,705.28-1,752,188.48-696,755.04

Finding the Fourth Proportional to 1,269,705.28, 1,752,188.48 and 696,755.04

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Solution

The fourth proportional to 1,269,705.28, 1,752,188.48 and 696,755.04 is: 961,519.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,705.28 : 1,752,188.48 = 696,755.04 : x
  2. Step 2: Convert to fraction form
    1,269,705.28/1,752,188.48 = 696,755.04/x
  3. Step 3: Cross multiply
    1,269,705.28x = 1,752,188.48 × 696,755.04
  4. Step 4: Simplify right side
    1,269,705.28x = 1,220,846,154,469.94
  5. Step 5: Solve for x
    x = 1,220,846,154,469.94/1,269,705.28
  6. Step 6: Final answer
    x = 961,519.32

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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.