Home / 1,377,876.36-2,066,412.78-536,228.04

Finding the Fourth Proportional to 1,377,876.36, 2,066,412.78 and 536,228.04

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Solution

The fourth proportional to 1,377,876.36, 2,066,412.78 and 536,228.04 is: 804,185.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,876.36 : 2,066,412.78 = 536,228.04 : x
  2. Step 2: Convert to fraction form
    1,377,876.36/2,066,412.78 = 536,228.04/x
  3. Step 3: Cross multiply
    1,377,876.36x = 2,066,412.78 × 536,228.04
  4. Step 4: Simplify right side
    1,377,876.36x = 1,108,068,474,850.35
  5. Step 5: Solve for x
    x = 1,108,068,474,850.35/1,377,876.36
  6. Step 6: Final answer
    x = 804,185.71

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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.