Home / 2,948,973.82-4,067,487.51-1,968,418.45

Finding the Fourth Proportional to 2,948,973.82, 4,067,487.51 and 1,968,418.45

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Solution

The fourth proportional to 2,948,973.82, 4,067,487.51 and 1,968,418.45 is: 2,715,018.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948,973.82 : 4,067,487.51 = 1,968,418.45 : x
  2. Step 2: Convert to fraction form
    2,948,973.82/4,067,487.51 = 1,968,418.45/x
  3. Step 3: Cross multiply
    2,948,973.82x = 4,067,487.51 × 1,968,418.45
  4. Step 4: Simplify right side
    2,948,973.82x = 8,006,517,457,531.35
  5. Step 5: Solve for x
    x = 8,006,517,457,531.35/2,948,973.82
  6. Step 6: Final answer
    x = 2,715,018.16

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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.