Home / 1,266,165.24-1,747,474.46-722,176.34

Finding the Fourth Proportional to 1,266,165.24, 1,747,474.46 and 722,176.34

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Solution

The fourth proportional to 1,266,165.24, 1,747,474.46 and 722,176.34 is: 996,698.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,165.24 : 1,747,474.46 = 722,176.34 : x
  2. Step 2: Convert to fraction form
    1,266,165.24/1,747,474.46 = 722,176.34/x
  3. Step 3: Cross multiply
    1,266,165.24x = 1,747,474.46 × 722,176.34
  4. Step 4: Simplify right side
    1,266,165.24x = 1,261,984,697,418.02
  5. Step 5: Solve for x
    x = 1,261,984,697,418.02/1,266,165.24
  6. Step 6: Final answer
    x = 996,698.26

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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.