Home / 1,538,860.29-2,123,737.11-850,517.37

Finding the Fourth Proportional to 1,538,860.29, 2,123,737.11 and 850,517.37

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Solution

The fourth proportional to 1,538,860.29, 2,123,737.11 and 850,517.37 is: 1,173,774.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,860.29 : 2,123,737.11 = 850,517.37 : x
  2. Step 2: Convert to fraction form
    1,538,860.29/2,123,737.11 = 850,517.37/x
  3. Step 3: Cross multiply
    1,538,860.29x = 2,123,737.11 × 850,517.37
  4. Step 4: Simplify right side
    1,538,860.29x = 1,806,275,301,368.60
  5. Step 5: Solve for x
    x = 1,806,275,301,368.60/1,538,860.29
  6. Step 6: Final answer
    x = 1,173,774.72

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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.