Home / 2,028,003.80-3,042,005.70-765,872.60

Finding the Fourth Proportional to 2,028,003.80, 3,042,005.70 and 765,872.60

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Solution

The fourth proportional to 2,028,003.80, 3,042,005.70 and 765,872.60 is: 1,148,808.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028,003.80 : 3,042,005.70 = 765,872.60 : x
  2. Step 2: Convert to fraction form
    2,028,003.80/3,042,005.70 = 765,872.60/x
  3. Step 3: Cross multiply
    2,028,003.80x = 3,042,005.70 × 765,872.60
  4. Step 4: Simplify right side
    2,028,003.80x = 2,329,788,814,673.82
  5. Step 5: Solve for x
    x = 2,329,788,814,673.82/2,028,003.80
  6. Step 6: Final answer
    x = 1,148,808.90

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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.