Home / 1,538,425.74-2,123,027.43-859,362.24

Finding the Fourth Proportional to 1,538,425.74, 2,123,027.43 and 859,362.24

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Solution

The fourth proportional to 1,538,425.74, 2,123,027.43 and 859,362.24 is: 1,185,919.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,425.74 : 2,123,027.43 = 859,362.24 : x
  2. Step 2: Convert to fraction form
    1,538,425.74/2,123,027.43 = 859,362.24/x
  3. Step 3: Cross multiply
    1,538,425.74x = 2,123,027.43 × 859,362.24
  4. Step 4: Simplify right side
    1,538,425.74x = 1,824,449,607,826.24
  5. Step 5: Solve for x
    x = 1,824,449,607,826.24/1,538,425.74
  6. Step 6: Final answer
    x = 1,185,919.84

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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.