Home / 1,296,314.20-1,944,471.30-349,780.60

Finding the Fourth Proportional to 1,296,314.20, 1,944,471.30 and 349,780.60

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Solution

The fourth proportional to 1,296,314.20, 1,944,471.30 and 349,780.60 is: 524,670.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,314.20 : 1,944,471.30 = 349,780.60 : x
  2. Step 2: Convert to fraction form
    1,296,314.20/1,944,471.30 = 349,780.60/x
  3. Step 3: Cross multiply
    1,296,314.20x = 1,944,471.30 × 349,780.60
  4. Step 4: Simplify right side
    1,296,314.20x = 680,138,337,996.78
  5. Step 5: Solve for x
    x = 680,138,337,996.78/1,296,314.20
  6. Step 6: Final answer
    x = 524,670.90

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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.