Home / 1,193,509.35-1,647,086.36-649,618.85

Finding the Fourth Proportional to 1,193,509.35, 1,647,086.36 and 649,618.85

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Solution

The fourth proportional to 1,193,509.35, 1,647,086.36 and 649,618.85 is: 896,497.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,509.35 : 1,647,086.36 = 649,618.85 : x
  2. Step 2: Convert to fraction form
    1,193,509.35/1,647,086.36 = 649,618.85/x
  3. Step 3: Cross multiply
    1,193,509.35x = 1,647,086.36 × 649,618.85
  4. Step 4: Simplify right side
    1,193,509.35x = 1,069,978,335,550.36
  5. Step 5: Solve for x
    x = 1,069,978,335,550.36/1,193,509.35
  6. Step 6: Final answer
    x = 896,497.66

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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.