Home / 3,462,508.72-5,193,851.82-1,640,447.05

Finding the Fourth Proportional to 3,462,508.72, 5,193,851.82 and 1,640,447.05

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Solution

The fourth proportional to 3,462,508.72, 5,193,851.82 and 1,640,447.05 is: 2,460,712.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462,508.72 : 5,193,851.82 = 1,640,447.05 : x
  2. Step 2: Convert to fraction form
    3,462,508.72/5,193,851.82 = 1,640,447.05/x
  3. Step 3: Cross multiply
    3,462,508.72x = 5,193,851.82 × 1,640,447.05
  4. Step 4: Simplify right side
    3,462,508.72x = 8,520,238,896,256.13
  5. Step 5: Solve for x
    x = 8,520,238,896,256.13/3,462,508.72
  6. Step 6: Final answer
    x = 2,460,712.62

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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.