Home / 4,078,474.80-6,117,517.80-1,382,535.60

Finding the Fourth Proportional to 4,078,474.80, 6,117,517.80 and 1,382,535.60

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Solution

The fourth proportional to 4,078,474.80, 6,117,517.80 and 1,382,535.60 is: 2,073,737.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078,474.80 : 6,117,517.80 = 1,382,535.60 : x
  2. Step 2: Convert to fraction form
    4,078,474.80/6,117,517.80 = 1,382,535.60/x
  3. Step 3: Cross multiply
    4,078,474.80x = 6,117,517.80 × 1,382,535.60
  4. Step 4: Simplify right side
    4,078,474.80x = 8,457,686,142,133.68
  5. Step 5: Solve for x
    x = 8,457,686,142,133.68/4,078,474.80
  6. Step 6: Final answer
    x = 2,073,737.50

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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.