Home / 2,218,674.87-3,328,005.02-535,778.37

Finding the Fourth Proportional to 2,218,674.87, 3,328,005.02 and 535,778.37

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Solution

The fourth proportional to 2,218,674.87, 3,328,005.02 and 535,778.37 is: 803,665.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,674.87 : 3,328,005.02 = 535,778.37 : x
  2. Step 2: Convert to fraction form
    2,218,674.87/3,328,005.02 = 535,778.37/x
  3. Step 3: Cross multiply
    2,218,674.87x = 3,328,005.02 × 535,778.37
  4. Step 4: Simplify right side
    2,218,674.87x = 1,783,073,102,288.53
  5. Step 5: Solve for x
    x = 1,783,073,102,288.53/2,218,674.87
  6. Step 6: Final answer
    x = 803,665.79

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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.