Home / 2,239,668.37-3,090,609.17-1,272,664.45

Finding the Fourth Proportional to 2,239,668.37, 3,090,609.17 and 1,272,664.45

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Solution

The fourth proportional to 2,239,668.37, 3,090,609.17 and 1,272,664.45 is: 1,756,201.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239,668.37 : 3,090,609.17 = 1,272,664.45 : x
  2. Step 2: Convert to fraction form
    2,239,668.37/3,090,609.17 = 1,272,664.45/x
  3. Step 3: Cross multiply
    2,239,668.37x = 3,090,609.17 × 1,272,664.45
  4. Step 4: Simplify right side
    2,239,668.37x = 3,933,308,419,503.01
  5. Step 5: Solve for x
    x = 3,933,308,419,503.01/2,239,668.37
  6. Step 6: Final answer
    x = 1,756,201.26

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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.