Home / 1,577,040.82-2,365,560.97-378,963.14

Finding the Fourth Proportional to 1,577,040.82, 2,365,560.97 and 378,963.14

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Solution

The fourth proportional to 1,577,040.82, 2,365,560.97 and 378,963.14 is: 568,444.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,040.82 : 2,365,560.97 = 378,963.14 : x
  2. Step 2: Convert to fraction form
    1,577,040.82/2,365,560.97 = 378,963.14/x
  3. Step 3: Cross multiply
    1,577,040.82x = 2,365,560.97 × 378,963.14
  4. Step 4: Simplify right side
    1,577,040.82x = 896,460,400,277.43
  5. Step 5: Solve for x
    x = 896,460,400,277.43/1,577,040.82
  6. Step 6: Final answer
    x = 568,444.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.