Home / 2,802,940.80-4,204,411.20-2,662,972.80

Finding the Fourth Proportional to 2,802,940.80, 4,204,411.20 and 2,662,972.80

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Solution

The fourth proportional to 2,802,940.80, 4,204,411.20 and 2,662,972.80 is: 3,994,459.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,802,940.80 : 4,204,411.20 = 2,662,972.80 : x
  2. Step 2: Convert to fraction form
    2,802,940.80/4,204,411.20 = 2,662,972.80/x
  3. Step 3: Cross multiply
    2,802,940.80x = 4,204,411.20 × 2,662,972.80
  4. Step 4: Simplify right side
    2,802,940.80x = 11,196,232,665,615.36
  5. Step 5: Solve for x
    x = 11,196,232,665,615.36/2,802,940.80
  6. Step 6: Final answer
    x = 3,994,459.20

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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.