Home / 3,387,092.40-4,672,061.36-2,009,460.78

Finding the Fourth Proportional to 3,387,092.40, 4,672,061.36 and 2,009,460.78

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Solution

The fourth proportional to 3,387,092.40, 4,672,061.36 and 2,009,460.78 is: 2,771,794.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387,092.40 : 4,672,061.36 = 2,009,460.78 : x
  2. Step 2: Convert to fraction form
    3,387,092.40/4,672,061.36 = 2,009,460.78/x
  3. Step 3: Cross multiply
    3,387,092.40x = 4,672,061.36 × 2,009,460.78
  4. Step 4: Simplify right side
    3,387,092.40x = 9,388,324,064,673.46
  5. Step 5: Solve for x
    x = 9,388,324,064,673.46/3,387,092.40
  6. Step 6: Final answer
    x = 2,771,794.49

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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.