Home / 3,936,561.60-5,904,842.40-1,277,169.60

Finding the Fourth Proportional to 3,936,561.60, 5,904,842.40 and 1,277,169.60

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Solution

The fourth proportional to 3,936,561.60, 5,904,842.40 and 1,277,169.60 is: 1,915,754.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936,561.60 : 5,904,842.40 = 1,277,169.60 : x
  2. Step 2: Convert to fraction form
    3,936,561.60/5,904,842.40 = 1,277,169.60/x
  3. Step 3: Cross multiply
    3,936,561.60x = 5,904,842.40 × 1,277,169.60
  4. Step 4: Simplify right side
    3,936,561.60x = 7,541,485,206,071.04
  5. Step 5: Solve for x
    x = 7,541,485,206,071.04/3,936,561.60
  6. Step 6: Final answer
    x = 1,915,754.40

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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.