Home / 3,941,381-5,909,446.24-1,416,708.20

Finding the Fourth Proportional to 3,941,381, 5,909,446.24 and 1,416,708.20

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Solution

The fourth proportional to 3,941,381, 5,909,446.24 and 1,416,708.20 is: 2,124,118.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941,381 : 5,909,446.24 = 1,416,708.20 : x
  2. Step 2: Convert to fraction form
    3,941,381/5,909,446.24 = 1,416,708.20/x
  3. Step 3: Cross multiply
    3,941,381x = 5,909,446.24 × 1,416,708.20
  4. Step 4: Simplify right side
    3,941,381x = 8,371,960,945,667.17
  5. Step 5: Solve for x
    x = 8,371,960,945,667.17/3,941,381
  6. Step 6: Final answer
    x = 2,124,118.66

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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.