Home / 3,176,485.80-4,764,728.70-1,282,252.20

Finding the Fourth Proportional to 3,176,485.80, 4,764,728.70 and 1,282,252.20

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Solution

The fourth proportional to 3,176,485.80, 4,764,728.70 and 1,282,252.20 is: 1,923,378.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176,485.80 : 4,764,728.70 = 1,282,252.20 : x
  2. Step 2: Convert to fraction form
    3,176,485.80/4,764,728.70 = 1,282,252.20/x
  3. Step 3: Cross multiply
    3,176,485.80x = 4,764,728.70 × 1,282,252.20
  4. Step 4: Simplify right side
    3,176,485.80x = 6,109,583,857,978.14
  5. Step 5: Solve for x
    x = 6,109,583,857,978.14/3,176,485.80
  6. Step 6: Final answer
    x = 1,923,378.30

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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.