Home / 1,122,329.92-1,549,067.57-734,920.33

Finding the Fourth Proportional to 1,122,329.92, 1,549,067.57 and 734,920.33

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Solution

The fourth proportional to 1,122,329.92, 1,549,067.57 and 734,920.33 is: 1,014,355.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,329.92 : 1,549,067.57 = 734,920.33 : x
  2. Step 2: Convert to fraction form
    1,122,329.92/1,549,067.57 = 734,920.33/x
  3. Step 3: Cross multiply
    1,122,329.92x = 1,549,067.57 × 734,920.33
  4. Step 4: Simplify right side
    1,122,329.92x = 1,138,441,242,040.88
  5. Step 5: Solve for x
    x = 1,138,441,242,040.88/1,122,329.92
  6. Step 6: Final answer
    x = 1,014,355.25

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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.