Home / 1,942,376.46-2,680,675.48-1,126,829.58

Finding the Fourth Proportional to 1,942,376.46, 2,680,675.48 and 1,126,829.58

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Solution

The fourth proportional to 1,942,376.46, 2,680,675.48 and 1,126,829.58 is: 1,555,138.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,376.46 : 2,680,675.48 = 1,126,829.58 : x
  2. Step 2: Convert to fraction form
    1,942,376.46/2,680,675.48 = 1,126,829.58/x
  3. Step 3: Cross multiply
    1,942,376.46x = 2,680,675.48 × 1,126,829.58
  4. Step 4: Simplify right side
    1,942,376.46x = 3,020,664,425,244.70
  5. Step 5: Solve for x
    x = 3,020,664,425,244.70/1,942,376.46
  6. Step 6: Final answer
    x = 1,555,138.51

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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.