Home / 3,638,179.76-5,461,054.68-2,679,717.68

Finding the Fourth Proportional to 3,638,179.76, 5,461,054.68 and 2,679,717.68

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Solution

The fourth proportional to 3,638,179.76, 5,461,054.68 and 2,679,717.68 is: 4,022,364.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,638,179.76 : 5,461,054.68 = 2,679,717.68 : x
  2. Step 2: Convert to fraction form
    3,638,179.76/5,461,054.68 = 2,679,717.68/x
  3. Step 3: Cross multiply
    3,638,179.76x = 5,461,054.68 × 2,679,717.68
  4. Step 4: Simplify right side
    3,638,179.76x = 14,634,084,777,442.74
  5. Step 5: Solve for x
    x = 14,634,084,777,442.74/3,638,179.76
  6. Step 6: Final answer
    x = 4,022,364.41

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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.