Home / 3,015,409.20-4,161,216.42-1,657,253.04

Finding the Fourth Proportional to 3,015,409.20, 4,161,216.42 and 1,657,253.04

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Solution

The fourth proportional to 3,015,409.20, 4,161,216.42 and 1,657,253.04 is: 2,286,982.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015,409.20 : 4,161,216.42 = 1,657,253.04 : x
  2. Step 2: Convert to fraction form
    3,015,409.20/4,161,216.42 = 1,657,253.04/x
  3. Step 3: Cross multiply
    3,015,409.20x = 4,161,216.42 × 1,657,253.04
  4. Step 4: Simplify right side
    3,015,409.20x = 6,896,188,562,142.92
  5. Step 5: Solve for x
    x = 6,896,188,562,142.92/3,015,409.20
  6. Step 6: Final answer
    x = 2,286,982.66

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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.