Home / 1,195,200.80-1,649,377.42-651,336.73

Finding the Fourth Proportional to 1,195,200.80, 1,649,377.42 and 651,336.73

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Solution

The fourth proportional to 1,195,200.80, 1,649,377.42 and 651,336.73 is: 898,844.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,200.80 : 1,649,377.42 = 651,336.73 : x
  2. Step 2: Convert to fraction form
    1,195,200.80/1,649,377.42 = 651,336.73/x
  3. Step 3: Cross multiply
    1,195,200.80x = 1,649,377.42 × 651,336.73
  4. Step 4: Simplify right side
    1,195,200.80x = 1,074,300,089,526.85
  5. Step 5: Solve for x
    x = 1,074,300,089,526.85/1,195,200.80
  6. Step 6: Final answer
    x = 898,844.86

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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.