Home / 1,615,150.98-2,229,006.06-889,997.58

Finding the Fourth Proportional to 1,615,150.98, 2,229,006.06 and 889,997.58

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Solution

The fourth proportional to 1,615,150.98, 2,229,006.06 and 889,997.58 is: 1,228,250.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,150.98 : 2,229,006.06 = 889,997.58 : x
  2. Step 2: Convert to fraction form
    1,615,150.98/2,229,006.06 = 889,997.58/x
  3. Step 3: Cross multiply
    1,615,150.98x = 2,229,006.06 × 889,997.58
  4. Step 4: Simplify right side
    1,615,150.98x = 1,983,809,999,205.33
  5. Step 5: Solve for x
    x = 1,983,809,999,205.33/1,615,150.98
  6. Step 6: Final answer
    x = 1,228,250.50

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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.