Home / 3,403,909.20-4,697,333.88-1,855,184.88

Finding the Fourth Proportional to 3,403,909.20, 4,697,333.88 and 1,855,184.88

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Solution

The fourth proportional to 3,403,909.20, 4,697,333.88 and 1,855,184.88 is: 2,560,121.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,403,909.20 : 4,697,333.88 = 1,855,184.88 : x
  2. Step 2: Convert to fraction form
    3,403,909.20/4,697,333.88 = 1,855,184.88/x
  3. Step 3: Cross multiply
    3,403,909.20x = 4,697,333.88 × 1,855,184.88
  4. Step 4: Simplify right side
    3,403,909.20x = 8,714,422,790,487.73
  5. Step 5: Solve for x
    x = 8,714,422,790,487.73/3,403,909.20
  6. Step 6: Final answer
    x = 2,560,121.99

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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.