Home / 1,610,908.20-2,222,996.40-885,750.84

Finding the Fourth Proportional to 1,610,908.20, 2,222,996.40 and 885,750.84

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Solution

The fourth proportional to 1,610,908.20, 2,222,996.40 and 885,750.84 is: 1,222,304.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,908.20 : 2,222,996.40 = 885,750.84 : x
  2. Step 2: Convert to fraction form
    1,610,908.20/2,222,996.40 = 885,750.84/x
  3. Step 3: Cross multiply
    1,610,908.20x = 2,222,996.40 × 885,750.84
  4. Step 4: Simplify right side
    1,610,908.20x = 1,969,020,928,616.98
  5. Step 5: Solve for x
    x = 1,969,020,928,616.98/1,610,908.20
  6. Step 6: Final answer
    x = 1,222,304.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.