Home / 4,215,721-5,818,483.12-2,404,885

Finding the Fourth Proportional to 4,215,721, 5,818,483.12 and 2,404,885

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Solution

The fourth proportional to 4,215,721, 5,818,483.12 and 2,404,885 is: 3,319,190.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215,721 : 5,818,483.12 = 2,404,885 : x
  2. Step 2: Convert to fraction form
    4,215,721/5,818,483.12 = 2,404,885/x
  3. Step 3: Cross multiply
    4,215,721x = 5,818,483.12 × 2,404,885
  4. Step 4: Simplify right side
    4,215,721x = 13,992,782,778,041.20
  5. Step 5: Solve for x
    x = 13,992,782,778,041.20/4,215,721
  6. Step 6: Final answer
    x = 3,319,190.90

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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.