Home / 2,809,599.84-3,877,257.56-1,520,439.88

Finding the Fourth Proportional to 2,809,599.84, 3,877,257.56 and 1,520,439.88

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Solution

The fourth proportional to 2,809,599.84, 3,877,257.56 and 1,520,439.88 is: 2,098,212.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,599.84 : 3,877,257.56 = 1,520,439.88 : x
  2. Step 2: Convert to fraction form
    2,809,599.84/3,877,257.56 = 1,520,439.88/x
  3. Step 3: Cross multiply
    2,809,599.84x = 3,877,257.56 × 1,520,439.88
  4. Step 4: Simplify right side
    2,809,599.84x = 5,895,137,019,255.49
  5. Step 5: Solve for x
    x = 5,895,137,019,255.49/2,809,599.84
  6. Step 6: Final answer
    x = 2,098,212.33

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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.