Home / 1,269,612.56-1,752,060.48-696,662.30

Finding the Fourth Proportional to 1,269,612.56, 1,752,060.48 and 696,662.30

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Solution

The fourth proportional to 1,269,612.56, 1,752,060.48 and 696,662.30 is: 961,391.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,612.56 : 1,752,060.48 = 696,662.30 : x
  2. Step 2: Convert to fraction form
    1,269,612.56/1,752,060.48 = 696,662.30/x
  3. Step 3: Cross multiply
    1,269,612.56x = 1,752,060.48 × 696,662.30
  4. Step 4: Simplify right side
    1,269,612.56x = 1,220,594,483,735.90
  5. Step 5: Solve for x
    x = 1,220,594,483,735.90/1,269,612.56
  6. Step 6: Final answer
    x = 961,391.31

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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.