Home / 3,829,642.30-5,285,024.31-2,198,347.66

Finding the Fourth Proportional to 3,829,642.30, 5,285,024.31 and 2,198,347.66

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Solution

The fourth proportional to 3,829,642.30, 5,285,024.31 and 2,198,347.66 is: 3,033,787.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,829,642.30 : 5,285,024.31 = 2,198,347.66 : x
  2. Step 2: Convert to fraction form
    3,829,642.30/5,285,024.31 = 2,198,347.66/x
  3. Step 3: Cross multiply
    3,829,642.30x = 5,285,024.31 × 2,198,347.66
  4. Step 4: Simplify right side
    3,829,642.30x = 11,618,320,824,931.62
  5. Step 5: Solve for x
    x = 11,618,320,824,931.62/3,829,642.30
  6. Step 6: Final answer
    x = 3,033,787.47

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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.