Home / 3,721,721.46-5,136,099.48-2,090,416.56

Finding the Fourth Proportional to 3,721,721.46, 5,136,099.48 and 2,090,416.56

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Solution

The fourth proportional to 3,721,721.46, 5,136,099.48 and 2,090,416.56 is: 2,884,844.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,721,721.46 : 5,136,099.48 = 2,090,416.56 : x
  2. Step 2: Convert to fraction form
    3,721,721.46/5,136,099.48 = 2,090,416.56/x
  3. Step 3: Cross multiply
    3,721,721.46x = 5,136,099.48 × 2,090,416.56
  4. Step 4: Simplify right side
    3,721,721.46x = 10,736,587,406,799.39
  5. Step 5: Solve for x
    x = 10,736,587,406,799.39/3,721,721.46
  6. Step 6: Final answer
    x = 2,884,844.43

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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.