Home / 3,426,346.88-5,137,527.68-1,296,595.20

Finding the Fourth Proportional to 3,426,346.88, 5,137,527.68 and 1,296,595.20

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Solution

The fourth proportional to 3,426,346.88, 5,137,527.68 and 1,296,595.20 is: 1,944,138.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426,346.88 : 5,137,527.68 = 1,296,595.20 : x
  2. Step 2: Convert to fraction form
    3,426,346.88/5,137,527.68 = 1,296,595.20/x
  3. Step 3: Cross multiply
    3,426,346.88x = 5,137,527.68 × 1,296,595.20
  4. Step 4: Simplify right side
    3,426,346.88x = 6,661,293,729,755.14
  5. Step 5: Solve for x
    x = 6,661,293,729,755.14/3,426,346.88
  6. Step 6: Final answer
    x = 1,944,138.75

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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.