Home / 1,728,265.21-2,385,432.89-1,049,770.33

Finding the Fourth Proportional to 1,728,265.21, 2,385,432.89 and 1,049,770.33

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Solution

The fourth proportional to 1,728,265.21, 2,385,432.89 and 1,049,770.33 is: 1,448,942.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,265.21 : 2,385,432.89 = 1,049,770.33 : x
  2. Step 2: Convert to fraction form
    1,728,265.21/2,385,432.89 = 1,049,770.33/x
  3. Step 3: Cross multiply
    1,728,265.21x = 2,385,432.89 × 1,049,770.33
  4. Step 4: Simplify right side
    1,728,265.21x = 2,504,156,664,852.36
  5. Step 5: Solve for x
    x = 2,504,156,664,852.36/1,728,265.21
  6. Step 6: Final answer
    x = 1,448,942.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.