Home / 1,296,360.20-1,944,540.30-349,826.60

Finding the Fourth Proportional to 1,296,360.20, 1,944,540.30 and 349,826.60

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Solution

The fourth proportional to 1,296,360.20, 1,944,540.30 and 349,826.60 is: 524,739.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,360.20 : 1,944,540.30 = 349,826.60 : x
  2. Step 2: Convert to fraction form
    1,296,360.20/1,944,540.30 = 349,826.60/x
  3. Step 3: Cross multiply
    1,296,360.20x = 1,944,540.30 × 349,826.60
  4. Step 4: Simplify right side
    1,296,360.20x = 680,251,921,711.98
  5. Step 5: Solve for x
    x = 680,251,921,711.98/1,296,360.20
  6. Step 6: Final answer
    x = 524,739.90

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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.