Home / 4,725,129.60-7,079,529.60-2,195,596.80

Finding the Fourth Proportional to 4,725,129.60, 7,079,529.60 and 2,195,596.80

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Solution

The fourth proportional to 4,725,129.60, 7,079,529.60 and 2,195,596.80 is: 3,289,601.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,725,129.60 : 7,079,529.60 = 2,195,596.80 : x
  2. Step 2: Convert to fraction form
    4,725,129.60/7,079,529.60 = 2,195,596.80/x
  3. Step 3: Cross multiply
    4,725,129.60x = 7,079,529.60 × 2,195,596.80
  4. Step 4: Simplify right side
    4,725,129.60x = 15,543,792,535,265.28
  5. Step 5: Solve for x
    x = 15,543,792,535,265.28/4,725,129.60
  6. Step 6: Final answer
    x = 3,289,601.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.