Home / 3,389,997.76-4,678,231.28-1,841,274.45

Finding the Fourth Proportional to 3,389,997.76, 4,678,231.28 and 1,841,274.45

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Solution

The fourth proportional to 3,389,997.76, 4,678,231.28 and 1,841,274.45 is: 2,540,977.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389,997.76 : 4,678,231.28 = 1,841,274.45 : x
  2. Step 2: Convert to fraction form
    3,389,997.76/4,678,231.28 = 1,841,274.45/x
  3. Step 3: Cross multiply
    3,389,997.76x = 4,678,231.28 × 1,841,274.45
  4. Step 4: Simplify right side
    3,389,997.76x = 8,613,907,717,848.42
  5. Step 5: Solve for x
    x = 8,613,907,717,848.42/3,389,997.76
  6. Step 6: Final answer
    x = 2,540,977.41

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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.