Home / 2,431,118.34-3,647,308-1,292,944.61

Finding the Fourth Proportional to 2,431,118.34, 3,647,308 and 1,292,944.61

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Solution

The fourth proportional to 2,431,118.34, 3,647,308 and 1,292,944.61 is: 1,939,752.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,431,118.34 : 3,647,308 = 1,292,944.61 : x
  2. Step 2: Convert to fraction form
    2,431,118.34/3,647,308 = 1,292,944.61/x
  3. Step 3: Cross multiply
    2,431,118.34x = 3,647,308 × 1,292,944.61
  4. Step 4: Simplify right side
    2,431,118.34x = 4,715,767,219,609.88
  5. Step 5: Solve for x
    x = 4,715,767,219,609.88/2,431,118.34
  6. Step 6: Final answer
    x = 1,939,752.23

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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.