Home / 1,335,964.50-2,006,722.78-1,080,086.30

Finding the Fourth Proportional to 1,335,964.50, 2,006,722.78 and 1,080,086.30

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Solution

The fourth proportional to 1,335,964.50, 2,006,722.78 and 1,080,086.30 is: 1,622,373.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,964.50 : 2,006,722.78 = 1,080,086.30 : x
  2. Step 2: Convert to fraction form
    1,335,964.50/2,006,722.78 = 1,080,086.30/x
  3. Step 3: Cross multiply
    1,335,964.50x = 2,006,722.78 × 1,080,086.30
  4. Step 4: Simplify right side
    1,335,964.50x = 2,167,433,772,542.30
  5. Step 5: Solve for x
    x = 2,167,433,772,542.30/1,335,964.50
  6. Step 6: Final answer
    x = 1,622,373.78

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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.