Home / 2,100,057.54-3,149,031.30-1,223,979.00

Finding the Fourth Proportional to 2,100,057.54, 3,149,031.30 and 1,223,979.00

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Solution

The fourth proportional to 2,100,057.54, 3,149,031.30 and 1,223,979.00 is: 1,835,353.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100,057.54 : 3,149,031.30 = 1,223,979.00 : x
  2. Step 2: Convert to fraction form
    2,100,057.54/3,149,031.30 = 1,223,979.00/x
  3. Step 3: Cross multiply
    2,100,057.54x = 3,149,031.30 × 1,223,979.00
  4. Step 4: Simplify right side
    2,100,057.54x = 3,854,348,193,184.54
  5. Step 5: Solve for x
    x = 3,854,348,193,184.54/2,100,057.54
  6. Step 6: Final answer
    x = 1,835,353.61

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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.