Home / 4,008,463.96-5,531,687.68-2,172,916.60

Finding the Fourth Proportional to 4,008,463.96, 5,531,687.68 and 2,172,916.60

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Solution

The fourth proportional to 4,008,463.96, 5,531,687.68 and 2,172,916.60 is: 2,998,628.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,008,463.96 : 5,531,687.68 = 2,172,916.60 : x
  2. Step 2: Convert to fraction form
    4,008,463.96/5,531,687.68 = 2,172,916.60/x
  3. Step 3: Cross multiply
    4,008,463.96x = 5,531,687.68 × 2,172,916.60
  4. Step 4: Simplify right side
    4,008,463.96x = 12,019,895,985,887.49
  5. Step 5: Solve for x
    x = 12,019,895,985,887.49/4,008,463.96
  6. Step 6: Final answer
    x = 2,998,628.93

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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.