Home / 3,418,384.63-4,716,846.78-1,967,799.77

Finding the Fourth Proportional to 3,418,384.63, 4,716,846.78 and 1,967,799.77

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Solution

The fourth proportional to 3,418,384.63, 4,716,846.78 and 1,967,799.77 is: 2,715,262.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,384.63 : 4,716,846.78 = 1,967,799.77 : x
  2. Step 2: Convert to fraction form
    3,418,384.63/4,716,846.78 = 1,967,799.77/x
  3. Step 3: Cross multiply
    3,418,384.63x = 4,716,846.78 × 1,967,799.77
  4. Step 4: Simplify right side
    3,418,384.63x = 9,281,810,022,066.20
  5. Step 5: Solve for x
    x = 9,281,810,022,066.20/3,418,384.63
  6. Step 6: Final answer
    x = 2,715,262.04

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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.