Home / 2,782,600.40-3,839,116.92-1,558,740.62

Finding the Fourth Proportional to 2,782,600.40, 3,839,116.92 and 1,558,740.62

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Solution

The fourth proportional to 2,782,600.40, 3,839,116.92 and 1,558,740.62 is: 2,150,573.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,782,600.40 : 3,839,116.92 = 1,558,740.62 : x
  2. Step 2: Convert to fraction form
    2,782,600.40/3,839,116.92 = 1,558,740.62/x
  3. Step 3: Cross multiply
    2,782,600.40x = 3,839,116.92 × 1,558,740.62
  4. Step 4: Simplify right side
    2,782,600.40x = 5,984,187,488,133.29
  5. Step 5: Solve for x
    x = 5,984,187,488,133.29/2,782,600.40
  6. Step 6: Final answer
    x = 2,150,573.79

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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.