Home / 1,996,203.24-2,753,979.30-1,230,928.20

Finding the Fourth Proportional to 1,996,203.24, 2,753,979.30 and 1,230,928.20

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Solution

The fourth proportional to 1,996,203.24, 2,753,979.30 and 1,230,928.20 is: 1,698,199.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,203.24 : 2,753,979.30 = 1,230,928.20 : x
  2. Step 2: Convert to fraction form
    1,996,203.24/2,753,979.30 = 1,230,928.20/x
  3. Step 3: Cross multiply
    1,996,203.24x = 2,753,979.30 × 1,230,928.20
  4. Step 4: Simplify right side
    1,996,203.24x = 3,389,950,782,586.26
  5. Step 5: Solve for x
    x = 3,389,950,782,586.26/1,996,203.24
  6. Step 6: Final answer
    x = 1,698,199.22

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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.