Home / 1,615,222.88-2,228,997.92-880,175.82

Finding the Fourth Proportional to 1,615,222.88, 2,228,997.92 and 880,175.82

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Solution

The fourth proportional to 1,615,222.88, 2,228,997.92 and 880,175.82 is: 1,214,637.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,222.88 : 2,228,997.92 = 880,175.82 : x
  2. Step 2: Convert to fraction form
    1,615,222.88/2,228,997.92 = 880,175.82/x
  3. Step 3: Cross multiply
    1,615,222.88x = 2,228,997.92 × 880,175.82
  4. Step 4: Simplify right side
    1,615,222.88x = 1,961,910,072,014.29
  5. Step 5: Solve for x
    x = 1,961,910,072,014.29/1,615,222.88
  6. Step 6: Final answer
    x = 1,214,637.37

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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.