Home / 1,285,191.46-1,924,004.44-949,728.75

Finding the Fourth Proportional to 1,285,191.46, 1,924,004.44 and 949,728.75

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Solution

The fourth proportional to 1,285,191.46, 1,924,004.44 and 949,728.75 is: 1,421,797.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,191.46 : 1,924,004.44 = 949,728.75 : x
  2. Step 2: Convert to fraction form
    1,285,191.46/1,924,004.44 = 949,728.75/x
  3. Step 3: Cross multiply
    1,285,191.46x = 1,924,004.44 × 949,728.75
  4. Step 4: Simplify right side
    1,285,191.46x = 1,827,282,325,767.79
  5. Step 5: Solve for x
    x = 1,827,282,325,767.79/1,285,191.46
  6. Step 6: Final answer
    x = 1,421,797.75

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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.