Home / 1,645,557.44-2,270,839.20-930,165.44

Finding the Fourth Proportional to 1,645,557.44, 2,270,839.20 and 930,165.44

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Solution

The fourth proportional to 1,645,557.44, 2,270,839.20 and 930,165.44 is: 1,283,611.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,557.44 : 2,270,839.20 = 930,165.44 : x
  2. Step 2: Convert to fraction form
    1,645,557.44/2,270,839.20 = 930,165.44/x
  3. Step 3: Cross multiply
    1,645,557.44x = 2,270,839.20 × 930,165.44
  4. Step 4: Simplify right side
    1,645,557.44x = 2,112,256,143,637.25
  5. Step 5: Solve for x
    x = 2,112,256,143,637.25/1,645,557.44
  6. Step 6: Final answer
    x = 1,283,611.31

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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.