Home / 2,207,910.48-3,046,469.92-1,289,962.33

Finding the Fourth Proportional to 2,207,910.48, 3,046,469.92 and 1,289,962.33

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Solution

The fourth proportional to 2,207,910.48, 3,046,469.92 and 1,289,962.33 is: 1,779,887.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207,910.48 : 3,046,469.92 = 1,289,962.33 : x
  2. Step 2: Convert to fraction form
    2,207,910.48/3,046,469.92 = 1,289,962.33/x
  3. Step 3: Cross multiply
    2,207,910.48x = 3,046,469.92 × 1,289,962.33
  4. Step 4: Simplify right side
    2,207,910.48x = 3,929,831,436,278.11
  5. Step 5: Solve for x
    x = 3,929,831,436,278.11/2,207,910.48
  6. Step 6: Final answer
    x = 1,779,887.12

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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.