Home / 3,957,902.94-5,461,916.52-2,147,066.94

Finding the Fourth Proportional to 3,957,902.94, 5,461,916.52 and 2,147,066.94

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Solution

The fourth proportional to 3,957,902.94, 5,461,916.52 and 2,147,066.94 is: 2,962,958.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,957,902.94 : 5,461,916.52 = 2,147,066.94 : x
  2. Step 2: Convert to fraction form
    3,957,902.94/5,461,916.52 = 2,147,066.94/x
  3. Step 3: Cross multiply
    3,957,902.94x = 5,461,916.52 × 2,147,066.94
  4. Step 4: Simplify right side
    3,957,902.94x = 11,727,100,389,131.85
  5. Step 5: Solve for x
    x = 11,727,100,389,131.85/3,957,902.94
  6. Step 6: Final answer
    x = 2,962,958.05

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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.