Home / 1,770,989.60-2,653,422.60-822,414.80

Finding the Fourth Proportional to 1,770,989.60, 2,653,422.60 and 822,414.80

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Solution

The fourth proportional to 1,770,989.60, 2,653,422.60 and 822,414.80 is: 1,232,200.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770,989.60 : 2,653,422.60 = 822,414.80 : x
  2. Step 2: Convert to fraction form
    1,770,989.60/2,653,422.60 = 822,414.80/x
  3. Step 3: Cross multiply
    1,770,989.60x = 2,653,422.60 × 822,414.80
  4. Step 4: Simplify right side
    1,770,989.60x = 2,182,214,016,894.48
  5. Step 5: Solve for x
    x = 2,182,214,016,894.48/1,770,989.60
  6. Step 6: Final answer
    x = 1,232,200.36

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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.