Home / 2,185,575.54-3,014,398.35-1,940,817.78

Finding the Fourth Proportional to 2,185,575.54, 3,014,398.35 and 1,940,817.78

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Solution

The fourth proportional to 2,185,575.54, 3,014,398.35 and 1,940,817.78 is: 2,676,822.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,185,575.54 : 3,014,398.35 = 1,940,817.78 : x
  2. Step 2: Convert to fraction form
    2,185,575.54/3,014,398.35 = 1,940,817.78/x
  3. Step 3: Cross multiply
    2,185,575.54x = 3,014,398.35 × 1,940,817.78
  4. Step 4: Simplify right side
    2,185,575.54x = 5,850,397,913,682.66
  5. Step 5: Solve for x
    x = 5,850,397,913,682.66/2,185,575.54
  6. Step 6: Final answer
    x = 2,676,822.56

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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.