Home / 1,261,937.22-1,741,464.24-688,977.38

Finding the Fourth Proportional to 1,261,937.22, 1,741,464.24 and 688,977.38

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Solution

The fourth proportional to 1,261,937.22, 1,741,464.24 and 688,977.38 is: 950,783.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,937.22 : 1,741,464.24 = 688,977.38 : x
  2. Step 2: Convert to fraction form
    1,261,937.22/1,741,464.24 = 688,977.38/x
  3. Step 3: Cross multiply
    1,261,937.22x = 1,741,464.24 × 688,977.38
  4. Step 4: Simplify right side
    1,261,937.22x = 1,199,829,469,438.89
  5. Step 5: Solve for x
    x = 1,199,829,469,438.89/1,261,937.22
  6. Step 6: Final answer
    x = 950,783.80

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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.