Home / 1,341,121.58-1,850,691.44-760,383.77

Finding the Fourth Proportional to 1,341,121.58, 1,850,691.44 and 760,383.77

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Solution

The fourth proportional to 1,341,121.58, 1,850,691.44 and 760,383.77 is: 1,049,297.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,121.58 : 1,850,691.44 = 760,383.77 : x
  2. Step 2: Convert to fraction form
    1,341,121.58/1,850,691.44 = 760,383.77/x
  3. Step 3: Cross multiply
    1,341,121.58x = 1,850,691.44 × 760,383.77
  4. Step 4: Simplify right side
    1,341,121.58x = 1,407,235,736,403.50
  5. Step 5: Solve for x
    x = 1,407,235,736,403.50/1,341,121.58
  6. Step 6: Final answer
    x = 1,049,297.66

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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.