Home / 1,226,930-1,693,027.32-682,940.48

Finding the Fourth Proportional to 1,226,930, 1,693,027.32 and 682,940.48

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Solution

The fourth proportional to 1,226,930, 1,693,027.32 and 682,940.48 is: 942,382.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,930 : 1,693,027.32 = 682,940.48 : x
  2. Step 2: Convert to fraction form
    1,226,930/1,693,027.32 = 682,940.48/x
  3. Step 3: Cross multiply
    1,226,930x = 1,693,027.32 × 682,940.48
  4. Step 4: Simplify right side
    1,226,930x = 1,156,236,890,573.91
  5. Step 5: Solve for x
    x = 1,156,236,890,573.91/1,226,930
  6. Step 6: Final answer
    x = 942,382.12

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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.