Home / 3,338,799.78-5,008,989.15-2,658,259.92

Finding the Fourth Proportional to 3,338,799.78, 5,008,989.15 and 2,658,259.92

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Solution

The fourth proportional to 3,338,799.78, 5,008,989.15 and 2,658,259.92 is: 3,988,018.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,338,799.78 : 5,008,989.15 = 2,658,259.92 : x
  2. Step 2: Convert to fraction form
    3,338,799.78/5,008,989.15 = 2,658,259.92/x
  3. Step 3: Cross multiply
    3,338,799.78x = 5,008,989.15 × 2,658,259.92
  4. Step 4: Simplify right side
    3,338,799.78x = 13,315,195,097,159.87
  5. Step 5: Solve for x
    x = 13,315,195,097,159.87/3,338,799.78
  6. Step 6: Final answer
    x = 3,988,018.44

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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.