Home / 1,550,922.62-2,139,956.37-906,218.28

Finding the Fourth Proportional to 1,550,922.62, 2,139,956.37 and 906,218.28

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Solution

The fourth proportional to 1,550,922.62, 2,139,956.37 and 906,218.28 is: 1,250,396.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,550,922.62 : 2,139,956.37 = 906,218.28 : x
  2. Step 2: Convert to fraction form
    1,550,922.62/2,139,956.37 = 906,218.28/x
  3. Step 3: Cross multiply
    1,550,922.62x = 2,139,956.37 × 906,218.28
  4. Step 4: Simplify right side
    1,550,922.62x = 1,939,267,580,896.44
  5. Step 5: Solve for x
    x = 1,939,267,580,896.44/1,550,922.62
  6. Step 6: Final answer
    x = 1,250,396.09

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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.