Home / 1,431,794.36-2,147,237.73-484,943.64

Finding the Fourth Proportional to 1,431,794.36, 2,147,237.73 and 484,943.64

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Solution

The fourth proportional to 1,431,794.36, 2,147,237.73 and 484,943.64 is: 727,261.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,794.36 : 2,147,237.73 = 484,943.64 : x
  2. Step 2: Convert to fraction form
    1,431,794.36/2,147,237.73 = 484,943.64/x
  3. Step 3: Cross multiply
    1,431,794.36x = 2,147,237.73 × 484,943.64
  4. Step 4: Simplify right side
    1,431,794.36x = 1,041,289,280,731.54
  5. Step 5: Solve for x
    x = 1,041,289,280,731.54/1,431,794.36
  6. Step 6: Final answer
    x = 727,261.76

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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.