Home / 1,269,092.98-1,751,437.39-725,309.20

Finding the Fourth Proportional to 1,269,092.98, 1,751,437.39 and 725,309.20

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Solution

The fourth proportional to 1,269,092.98, 1,751,437.39 and 725,309.20 is: 1,000,977.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,092.98 : 1,751,437.39 = 725,309.20 : x
  2. Step 2: Convert to fraction form
    1,269,092.98/1,751,437.39 = 725,309.20/x
  3. Step 3: Cross multiply
    1,269,092.98x = 1,751,437.39 × 725,309.20
  4. Step 4: Simplify right side
    1,269,092.98x = 1,270,333,652,190.99
  5. Step 5: Solve for x
    x = 1,270,333,652,190.99/1,269,092.98
  6. Step 6: Final answer
    x = 1,000,977.61

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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.