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Finding the Fourth Proportional to 1,037,133, 1,555,961.94 and 289,179

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Solution

The fourth proportional to 1,037,133, 1,555,961.94 and 289,179 is: 433,841.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,133 : 1,555,961.94 = 289,179 : x
  2. Step 2: Convert to fraction form
    1,037,133/1,555,961.94 = 289,179/x
  3. Step 3: Cross multiply
    1,037,133x = 1,555,961.94 × 289,179
  4. Step 4: Simplify right side
    1,037,133x = 449,951,517,847.26
  5. Step 5: Solve for x
    x = 449,951,517,847.26/1,037,133
  6. Step 6: Final answer
    x = 433,841.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.