Home / 1,300,801.80-1,951,202.70-822,504.90

Finding the Fourth Proportional to 1,300,801.80, 1,951,202.70 and 822,504.90

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Solution

The fourth proportional to 1,300,801.80, 1,951,202.70 and 822,504.90 is: 1,233,757.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,801.80 : 1,951,202.70 = 822,504.90 : x
  2. Step 2: Convert to fraction form
    1,300,801.80/1,951,202.70 = 822,504.90/x
  3. Step 3: Cross multiply
    1,300,801.80x = 1,951,202.70 × 822,504.90
  4. Step 4: Simplify right side
    1,300,801.80x = 1,604,873,781,643.23
  5. Step 5: Solve for x
    x = 1,604,873,781,643.23/1,300,801.80
  6. Step 6: Final answer
    x = 1,233,757.35

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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.