Home / 2,912,365.49-4,369,178.84-1,115,249.04

Finding the Fourth Proportional to 2,912,365.49, 4,369,178.84 and 1,115,249.04

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Solution

The fourth proportional to 2,912,365.49, 4,369,178.84 and 1,115,249.04 is: 1,673,115.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,365.49 : 4,369,178.84 = 1,115,249.04 : x
  2. Step 2: Convert to fraction form
    2,912,365.49/4,369,178.84 = 1,115,249.04/x
  3. Step 3: Cross multiply
    2,912,365.49x = 4,369,178.84 × 1,115,249.04
  4. Step 4: Simplify right side
    2,912,365.49x = 4,872,722,501,322.07
  5. Step 5: Solve for x
    x = 4,872,722,501,322.07/2,912,365.49
  6. Step 6: Final answer
    x = 1,673,115.04

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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.