Home / 1,613,315.80-2,419,973.70-1,491,664.60

Finding the Fourth Proportional to 1,613,315.80, 2,419,973.70 and 1,491,664.60

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Solution

The fourth proportional to 1,613,315.80, 2,419,973.70 and 1,491,664.60 is: 2,237,496.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,315.80 : 2,419,973.70 = 1,491,664.60 : x
  2. Step 2: Convert to fraction form
    1,613,315.80/2,419,973.70 = 1,491,664.60/x
  3. Step 3: Cross multiply
    1,613,315.80x = 2,419,973.70 × 1,491,664.60
  4. Step 4: Simplify right side
    1,613,315.80x = 3,609,789,101,221.02
  5. Step 5: Solve for x
    x = 3,609,789,101,221.02/1,613,315.80
  6. Step 6: Final answer
    x = 2,237,496.90

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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.