Home / 3,608,187.76-4,979,301.12-1,976,654.17

Finding the Fourth Proportional to 3,608,187.76, 4,979,301.12 and 1,976,654.17

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Solution

The fourth proportional to 3,608,187.76, 4,979,301.12 and 1,976,654.17 is: 2,727,783.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608,187.76 : 4,979,301.12 = 1,976,654.17 : x
  2. Step 2: Convert to fraction form
    3,608,187.76/4,979,301.12 = 1,976,654.17/x
  3. Step 3: Cross multiply
    3,608,187.76x = 4,979,301.12 × 1,976,654.17
  4. Step 4: Simplify right side
    3,608,187.76x = 9,842,356,322,533.67
  5. Step 5: Solve for x
    x = 9,842,356,322,533.67/3,608,187.76
  6. Step 6: Final answer
    x = 2,727,783.86

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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.