Home / 3,113,520.11-4,296,560.32-1,825,218.55

Finding the Fourth Proportional to 3,113,520.11, 4,296,560.32 and 1,825,218.55

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Solution

The fourth proportional to 3,113,520.11, 4,296,560.32 and 1,825,218.55 is: 2,518,744.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113,520.11 : 4,296,560.32 = 1,825,218.55 : x
  2. Step 2: Convert to fraction form
    3,113,520.11/4,296,560.32 = 1,825,218.55/x
  3. Step 3: Cross multiply
    3,113,520.11x = 4,296,560.32 × 1,825,218.55
  4. Step 4: Simplify right side
    3,113,520.11x = 7,842,161,597,257.94
  5. Step 5: Solve for x
    x = 7,842,161,597,257.94/3,113,520.11
  6. Step 6: Final answer
    x = 2,518,744.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.