Home / 3,613,623.81-5,427,175.29-3,181,494.48

Finding the Fourth Proportional to 3,613,623.81, 5,427,175.29 and 3,181,494.48

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Solution

The fourth proportional to 3,613,623.81, 5,427,175.29 and 3,181,494.48 is: 4,778,175.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,613,623.81 : 5,427,175.29 = 3,181,494.48 : x
  2. Step 2: Convert to fraction form
    3,613,623.81/5,427,175.29 = 3,181,494.48/x
  3. Step 3: Cross multiply
    3,613,623.81x = 5,427,175.29 × 3,181,494.48
  4. Step 4: Simplify right side
    3,613,623.81x = 17,266,528,227,127.40
  5. Step 5: Solve for x
    x = 17,266,528,227,127.40/3,613,623.81
  6. Step 6: Final answer
    x = 4,778,175.35

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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.