Home / 1,208,260.22-1,667,342.02-664,418.93

Finding the Fourth Proportional to 1,208,260.22, 1,667,342.02 and 664,418.93

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Solution

The fourth proportional to 1,208,260.22, 1,667,342.02 and 664,418.93 is: 916,866.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,260.22 : 1,667,342.02 = 664,418.93 : x
  2. Step 2: Convert to fraction form
    1,208,260.22/1,667,342.02 = 664,418.93/x
  3. Step 3: Cross multiply
    1,208,260.22x = 1,667,342.02 × 664,418.93
  4. Step 4: Simplify right side
    1,208,260.22x = 1,107,813,600,872.44
  5. Step 5: Solve for x
    x = 1,107,813,600,872.44/1,208,260.22
  6. Step 6: Final answer
    x = 916,866.73

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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.