Home / 1,126,761.21-1,554,932.04-610,520.70

Finding the Fourth Proportional to 1,126,761.21, 1,554,932.04 and 610,520.70

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Solution

The fourth proportional to 1,126,761.21, 1,554,932.04 and 610,520.70 is: 842,519.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,761.21 : 1,554,932.04 = 610,520.70 : x
  2. Step 2: Convert to fraction form
    1,126,761.21/1,554,932.04 = 610,520.70/x
  3. Step 3: Cross multiply
    1,126,761.21x = 1,554,932.04 × 610,520.70
  4. Step 4: Simplify right side
    1,126,761.21x = 949,318,197,513.23
  5. Step 5: Solve for x
    x = 949,318,197,513.23/1,126,761.21
  6. Step 6: Final answer
    x = 842,519.42

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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.