Home / 1,269,760.06-1,752,319.43-696,820.74

Finding the Fourth Proportional to 1,269,760.06, 1,752,319.43 and 696,820.74

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Solution

The fourth proportional to 1,269,760.06, 1,752,319.43 and 696,820.74 is: 961,640.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,760.06 : 1,752,319.43 = 696,820.74 : x
  2. Step 2: Convert to fraction form
    1,269,760.06/1,752,319.43 = 696,820.74/x
  3. Step 3: Cross multiply
    1,269,760.06x = 1,752,319.43 × 696,820.74
  4. Step 4: Simplify right side
    1,269,760.06x = 1,221,052,521,928.98
  5. Step 5: Solve for x
    x = 1,221,052,521,928.98/1,269,760.06
  6. Step 6: Final answer
    x = 961,640.36

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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.