Home / 1,813,905.20-2,720,201.70-733,964.60

Finding the Fourth Proportional to 1,813,905.20, 2,720,201.70 and 733,964.60

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Solution

The fourth proportional to 1,813,905.20, 2,720,201.70 and 733,964.60 is: 1,100,681.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,905.20 : 2,720,201.70 = 733,964.60 : x
  2. Step 2: Convert to fraction form
    1,813,905.20/2,720,201.70 = 733,964.60/x
  3. Step 3: Cross multiply
    1,813,905.20x = 2,720,201.70 × 733,964.60
  4. Step 4: Simplify right side
    1,813,905.20x = 1,996,531,752,659.82
  5. Step 5: Solve for x
    x = 1,996,531,752,659.82/1,813,905.20
  6. Step 6: Final answer
    x = 1,100,681.42

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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.