Home / 1,323,266.46-1,982,241.86-1,119,990.89

Finding the Fourth Proportional to 1,323,266.46, 1,982,241.86 and 1,119,990.89

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Solution

The fourth proportional to 1,323,266.46, 1,982,241.86 and 1,119,990.89 is: 1,677,736.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,266.46 : 1,982,241.86 = 1,119,990.89 : x
  2. Step 2: Convert to fraction form
    1,323,266.46/1,982,241.86 = 1,119,990.89/x
  3. Step 3: Cross multiply
    1,323,266.46x = 1,982,241.86 × 1,119,990.89
  4. Step 4: Simplify right side
    1,323,266.46x = 2,220,092,809,465.49
  5. Step 5: Solve for x
    x = 2,220,092,809,465.49/1,323,266.46
  6. Step 6: Final answer
    x = 1,677,736.78

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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.