Home / 2,570,121.96-3,546,789.44-1,424,221.44

Finding the Fourth Proportional to 2,570,121.96, 3,546,789.44 and 1,424,221.44

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Solution

The fourth proportional to 2,570,121.96, 3,546,789.44 and 1,424,221.44 is: 1,965,437.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,570,121.96 : 3,546,789.44 = 1,424,221.44 : x
  2. Step 2: Convert to fraction form
    2,570,121.96/3,546,789.44 = 1,424,221.44/x
  3. Step 3: Cross multiply
    2,570,121.96x = 3,546,789.44 × 1,424,221.44
  4. Step 4: Simplify right side
    2,570,121.96x = 5,051,413,556,492.49
  5. Step 5: Solve for x
    x = 5,051,413,556,492.49/2,570,121.96
  6. Step 6: Final answer
    x = 1,965,437.30

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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.