Home / 2,652,274.08-3,978,438.84-2,123,158.68

Finding the Fourth Proportional to 2,652,274.08, 3,978,438.84 and 2,123,158.68

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Solution

The fourth proportional to 2,652,274.08, 3,978,438.84 and 2,123,158.68 is: 3,184,760.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,652,274.08 : 3,978,438.84 = 2,123,158.68 : x
  2. Step 2: Convert to fraction form
    2,652,274.08/3,978,438.84 = 2,123,158.68/x
  3. Step 3: Cross multiply
    2,652,274.08x = 3,978,438.84 × 2,123,158.68
  4. Step 4: Simplify right side
    2,652,274.08x = 8,446,856,955,995.13
  5. Step 5: Solve for x
    x = 8,446,856,955,995.13/2,652,274.08
  6. Step 6: Final answer
    x = 3,184,760.21

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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.