Home / 1,577,039.66-2,365,559.24-378,961.97

Finding the Fourth Proportional to 1,577,039.66, 2,365,559.24 and 378,961.97

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Solution

The fourth proportional to 1,577,039.66, 2,365,559.24 and 378,961.97 is: 568,442.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,039.66 : 2,365,559.24 = 378,961.97 : x
  2. Step 2: Convert to fraction form
    1,577,039.66/2,365,559.24 = 378,961.97/x
  3. Step 3: Cross multiply
    1,577,039.66x = 2,365,559.24 × 378,961.97
  4. Step 4: Simplify right side
    1,577,039.66x = 896,456,976,019.50
  5. Step 5: Solve for x
    x = 896,456,976,019.50/1,577,039.66
  6. Step 6: Final answer
    x = 568,442.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.