Home / 2,929,853.43-4,043,452.10-1,640,670.39

Finding the Fourth Proportional to 2,929,853.43, 4,043,452.10 and 1,640,670.39

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Solution

The fourth proportional to 2,929,853.43, 4,043,452.10 and 1,640,670.39 is: 2,264,267.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929,853.43 : 4,043,452.10 = 1,640,670.39 : x
  2. Step 2: Convert to fraction form
    2,929,853.43/4,043,452.10 = 1,640,670.39/x
  3. Step 3: Cross multiply
    2,929,853.43x = 4,043,452.10 × 1,640,670.39
  4. Step 4: Simplify right side
    2,929,853.43x = 6,633,972,125,649.97
  5. Step 5: Solve for x
    x = 6,633,972,125,649.97/2,929,853.43
  6. Step 6: Final answer
    x = 2,264,267.58

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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.