Home / 1,422,261.63-2,133,394.50-580,813.38

Finding the Fourth Proportional to 1,422,261.63, 2,133,394.50 and 580,813.38

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Solution

The fourth proportional to 1,422,261.63, 2,133,394.50 and 580,813.38 is: 871,220.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,261.63 : 2,133,394.50 = 580,813.38 : x
  2. Step 2: Convert to fraction form
    1,422,261.63/2,133,394.50 = 580,813.38/x
  3. Step 3: Cross multiply
    1,422,261.63x = 2,133,394.50 × 580,813.38
  4. Step 4: Simplify right side
    1,422,261.63x = 1,239,104,070,418.41
  5. Step 5: Solve for x
    x = 1,239,104,070,418.41/1,422,261.63
  6. Step 6: Final answer
    x = 871,220.91

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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.