Home / 1,122,442.31-1,549,004.45-613,177.49

Finding the Fourth Proportional to 1,122,442.31, 1,549,004.45 and 613,177.49

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Solution

The fourth proportional to 1,122,442.31, 1,549,004.45 and 613,177.49 is: 846,203.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,442.31 : 1,549,004.45 = 613,177.49 : x
  2. Step 2: Convert to fraction form
    1,122,442.31/1,549,004.45 = 613,177.49/x
  3. Step 3: Cross multiply
    1,122,442.31x = 1,549,004.45 × 613,177.49
  4. Step 4: Simplify right side
    1,122,442.31x = 949,814,661,456.45
  5. Step 5: Solve for x
    x = 949,814,661,456.45/1,122,442.31
  6. Step 6: Final answer
    x = 846,203.54

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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.