Home / 2,864,481.44-3,952,905.45-1,575,321.80

Finding the Fourth Proportional to 2,864,481.44, 3,952,905.45 and 1,575,321.80

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Solution

The fourth proportional to 2,864,481.44, 3,952,905.45 and 1,575,321.80 is: 2,173,900.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864,481.44 : 3,952,905.45 = 1,575,321.80 : x
  2. Step 2: Convert to fraction form
    2,864,481.44/3,952,905.45 = 1,575,321.80/x
  3. Step 3: Cross multiply
    2,864,481.44x = 3,952,905.45 × 1,575,321.80
  4. Step 4: Simplify right side
    2,864,481.44x = 6,227,098,128,723.81
  5. Step 5: Solve for x
    x = 6,227,098,128,723.81/2,864,481.44
  6. Step 6: Final answer
    x = 2,173,900.67

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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.