Home / 2,728,384.54-4,091,878.48-808,846.88

Finding the Fourth Proportional to 2,728,384.54, 4,091,878.48 and 808,846.88

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Solution

The fourth proportional to 2,728,384.54, 4,091,878.48 and 808,846.88 is: 1,213,063.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728,384.54 : 4,091,878.48 = 808,846.88 : x
  2. Step 2: Convert to fraction form
    2,728,384.54/4,091,878.48 = 808,846.88/x
  3. Step 3: Cross multiply
    2,728,384.54x = 4,091,878.48 × 808,846.88
  4. Step 4: Simplify right side
    2,728,384.54x = 3,309,703,141,887.14
  5. Step 5: Solve for x
    x = 3,309,703,141,887.14/2,728,384.54
  6. Step 6: Final answer
    x = 1,213,063.30

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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.