Home / 1,005,467.22-1,387,573.49-613,022.83

Finding the Fourth Proportional to 1,005,467.22, 1,387,573.49 and 613,022.83

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Solution

The fourth proportional to 1,005,467.22, 1,387,573.49 and 613,022.83 is: 845,989.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,467.22 : 1,387,573.49 = 613,022.83 : x
  2. Step 2: Convert to fraction form
    1,005,467.22/1,387,573.49 = 613,022.83/x
  3. Step 3: Cross multiply
    1,005,467.22x = 1,387,573.49 × 613,022.83
  4. Step 4: Simplify right side
    1,005,467.22x = 850,614,227,672.78
  5. Step 5: Solve for x
    x = 850,614,227,672.78/1,005,467.22
  6. Step 6: Final answer
    x = 845,989.02

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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.