Home / 3,608,071.89-4,979,140.14-1,976,537.26

Finding the Fourth Proportional to 3,608,071.89, 4,979,140.14 and 1,976,537.26

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Solution

The fourth proportional to 3,608,071.89, 4,979,140.14 and 1,976,537.26 is: 2,727,621.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608,071.89 : 4,979,140.14 = 1,976,537.26 : x
  2. Step 2: Convert to fraction form
    3,608,071.89/4,979,140.14 = 1,976,537.26/x
  3. Step 3: Cross multiply
    3,608,071.89x = 4,979,140.14 × 1,976,537.26
  4. Step 4: Simplify right side
    3,608,071.89x = 9,841,455,984,575.91
  5. Step 5: Solve for x
    x = 9,841,455,984,575.91/3,608,071.89
  6. Step 6: Final answer
    x = 2,727,621.92

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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.