Home / 1,422,257.13-2,133,387.75-580,808.88

Finding the Fourth Proportional to 1,422,257.13, 2,133,387.75 and 580,808.88

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Solution

The fourth proportional to 1,422,257.13, 2,133,387.75 and 580,808.88 is: 871,214.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,257.13 : 2,133,387.75 = 580,808.88 : x
  2. Step 2: Convert to fraction form
    1,422,257.13/2,133,387.75 = 580,808.88/x
  3. Step 3: Cross multiply
    1,422,257.13x = 2,133,387.75 × 580,808.88
  4. Step 4: Simplify right side
    1,422,257.13x = 1,239,090,557,044.61
  5. Step 5: Solve for x
    x = 1,239,090,557,044.61/1,422,257.13
  6. Step 6: Final answer
    x = 871,214.16

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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.