Home / 3,958,881.38-5,463,285.47-2,148,045.38

Finding the Fourth Proportional to 3,958,881.38, 5,463,285.47 and 2,148,045.38

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Solution

The fourth proportional to 3,958,881.38, 5,463,285.47 and 2,148,045.38 is: 2,964,318.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958,881.38 : 5,463,285.47 = 2,148,045.38 : x
  2. Step 2: Convert to fraction form
    3,958,881.38/5,463,285.47 = 2,148,045.38/x
  3. Step 3: Cross multiply
    3,958,881.38x = 5,463,285.47 × 2,148,045.38
  4. Step 4: Simplify right side
    3,958,881.38x = 11,735,385,075,397.97
  5. Step 5: Solve for x
    x = 11,735,385,075,397.97/3,958,881.38
  6. Step 6: Final answer
    x = 2,964,318.44

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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.