Home / 874,347.38-1,206,551.24-481,803.02

Finding the Fourth Proportional to 874,347.38, 1,206,551.24 and 481,803.02

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Solution

The fourth proportional to 874,347.38, 1,206,551.24 and 481,803.02 is: 664,861.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,347.38 : 1,206,551.24 = 481,803.02 : x
  2. Step 2: Convert to fraction form
    874,347.38/1,206,551.24 = 481,803.02/x
  3. Step 3: Cross multiply
    874,347.38x = 1,206,551.24 × 481,803.02
  4. Step 4: Simplify right side
    874,347.38x = 581,320,031,216.75
  5. Step 5: Solve for x
    x = 581,320,031,216.75/874,347.38
  6. Step 6: Final answer
    x = 664,861.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.