Home / 1,850,940.40-2,777,447.40-785,801.20

Finding the Fourth Proportional to 1,850,940.40, 2,777,447.40 and 785,801.20

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Solution

The fourth proportional to 1,850,940.40, 2,777,447.40 and 785,801.20 is: 1,179,141.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850,940.40 : 2,777,447.40 = 785,801.20 : x
  2. Step 2: Convert to fraction form
    1,850,940.40/2,777,447.40 = 785,801.20/x
  3. Step 3: Cross multiply
    1,850,940.40x = 2,777,447.40 × 785,801.20
  4. Step 4: Simplify right side
    1,850,940.40x = 2,182,521,499,856.88
  5. Step 5: Solve for x
    x = 2,182,521,499,856.88/1,850,940.40
  6. Step 6: Final answer
    x = 1,179,141.96

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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.