Home / 1,489,540.56-2,055,717.27-877,890.27

Finding the Fourth Proportional to 1,489,540.56, 2,055,717.27 and 877,890.27

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Solution

The fourth proportional to 1,489,540.56, 2,055,717.27 and 877,890.27 is: 1,211,577.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,540.56 : 2,055,717.27 = 877,890.27 : x
  2. Step 2: Convert to fraction form
    1,489,540.56/2,055,717.27 = 877,890.27/x
  3. Step 3: Cross multiply
    1,489,540.56x = 2,055,717.27 × 877,890.27
  4. Step 4: Simplify right side
    1,489,540.56x = 1,804,694,189,203.96
  5. Step 5: Solve for x
    x = 1,804,694,189,203.96/1,489,540.56
  6. Step 6: Final answer
    x = 1,211,577.74

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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.