Home / 1,538,427.24-2,123,029.50-859,363.74

Finding the Fourth Proportional to 1,538,427.24, 2,123,029.50 and 859,363.74

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Solution

The fourth proportional to 1,538,427.24, 2,123,029.50 and 859,363.74 is: 1,185,921.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,427.24 : 2,123,029.50 = 859,363.74 : x
  2. Step 2: Convert to fraction form
    1,538,427.24/2,123,029.50 = 859,363.74/x
  3. Step 3: Cross multiply
    1,538,427.24x = 2,123,029.50 × 859,363.74
  4. Step 4: Simplify right side
    1,538,427.24x = 1,824,454,571,250.33
  5. Step 5: Solve for x
    x = 1,824,454,571,250.33/1,538,427.24
  6. Step 6: Final answer
    x = 1,185,921.91

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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.