Home / 1,839,428.80-2,538,393.42-1,023,618.52

Finding the Fourth Proportional to 1,839,428.80, 2,538,393.42 and 1,023,618.52

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Solution

The fourth proportional to 1,839,428.80, 2,538,393.42 and 1,023,618.52 is: 1,412,583.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839,428.80 : 2,538,393.42 = 1,023,618.52 : x
  2. Step 2: Convert to fraction form
    1,839,428.80/2,538,393.42 = 1,023,618.52/x
  3. Step 3: Cross multiply
    1,839,428.80x = 2,538,393.42 × 1,023,618.52
  4. Step 4: Simplify right side
    1,839,428.80x = 2,598,346,515,758.14
  5. Step 5: Solve for x
    x = 2,598,346,515,758.14/1,839,428.80
  6. Step 6: Final answer
    x = 1,412,583.36

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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.