Home / 1,248,846.80-1,874,998.20-802,331.60

Finding the Fourth Proportional to 1,248,846.80, 1,874,998.20 and 802,331.60

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Solution

The fourth proportional to 1,248,846.80, 1,874,998.20 and 802,331.60 is: 1,204,607.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,846.80 : 1,874,998.20 = 802,331.60 : x
  2. Step 2: Convert to fraction form
    1,248,846.80/1,874,998.20 = 802,331.60/x
  3. Step 3: Cross multiply
    1,248,846.80x = 1,874,998.20 × 802,331.60
  4. Step 4: Simplify right side
    1,248,846.80x = 1,504,370,305,803.12
  5. Step 5: Solve for x
    x = 1,504,370,305,803.12/1,248,846.80
  6. Step 6: Final answer
    x = 1,204,607.57

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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.