Home / 3,608,047.62-4,979,106.99-1,976,513.49

Finding the Fourth Proportional to 3,608,047.62, 4,979,106.99 and 1,976,513.49

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Solution

The fourth proportional to 3,608,047.62, 4,979,106.99 and 1,976,513.49 is: 2,727,589.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608,047.62 : 4,979,106.99 = 1,976,513.49 : x
  2. Step 2: Convert to fraction form
    3,608,047.62/4,979,106.99 = 1,976,513.49/x
  3. Step 3: Cross multiply
    3,608,047.62x = 4,979,106.99 × 1,976,513.49
  4. Step 4: Simplify right side
    3,608,047.62x = 9,841,272,133,888.30
  5. Step 5: Solve for x
    x = 9,841,272,133,888.30/3,608,047.62
  6. Step 6: Final answer
    x = 2,727,589.31

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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.