Home / 1,484,816.40-2,231,890.20-1,456,822.80

Finding the Fourth Proportional to 1,484,816.40, 2,231,890.20 and 1,456,822.80

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Solution

The fourth proportional to 1,484,816.40, 2,231,890.20 and 1,456,822.80 is: 2,189,811.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,816.40 : 2,231,890.20 = 1,456,822.80 : x
  2. Step 2: Convert to fraction form
    1,484,816.40/2,231,890.20 = 1,456,822.80/x
  3. Step 3: Cross multiply
    1,484,816.40x = 2,231,890.20 × 1,456,822.80
  4. Step 4: Simplify right side
    1,484,816.40x = 3,251,468,530,456.56
  5. Step 5: Solve for x
    x = 3,251,468,530,456.56/1,484,816.40
  6. Step 6: Final answer
    x = 2,189,811.84

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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.