Home / 1,251,218.37-1,873,796.76-865,887.48

Finding the Fourth Proportional to 1,251,218.37, 1,873,796.76 and 865,887.48

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Solution

The fourth proportional to 1,251,218.37, 1,873,796.76 and 865,887.48 is: 1,296,733.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,218.37 : 1,873,796.76 = 865,887.48 : x
  2. Step 2: Convert to fraction form
    1,251,218.37/1,873,796.76 = 865,887.48/x
  3. Step 3: Cross multiply
    1,251,218.37x = 1,873,796.76 × 865,887.48
  4. Step 4: Simplify right side
    1,251,218.37x = 1,622,497,154,548.56
  5. Step 5: Solve for x
    x = 1,622,497,154,548.56/1,251,218.37
  6. Step 6: Final answer
    x = 1,296,733.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.