Home / 1,963,900.54-2,945,728.46-939,958.08

Finding the Fourth Proportional to 1,963,900.54, 2,945,728.46 and 939,958.08

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Solution

The fourth proportional to 1,963,900.54, 2,945,728.46 and 939,958.08 is: 1,409,878.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963,900.54 : 2,945,728.46 = 939,958.08 : x
  2. Step 2: Convert to fraction form
    1,963,900.54/2,945,728.46 = 939,958.08/x
  3. Step 3: Cross multiply
    1,963,900.54x = 2,945,728.46 × 939,958.08
  4. Step 4: Simplify right side
    1,963,900.54x = 2,768,861,267,462.96
  5. Step 5: Solve for x
    x = 2,768,861,267,462.96/1,963,900.54
  6. Step 6: Final answer
    x = 1,409,878.56

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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.