Home / 2,885,872.32-4,329,398.88-992,367.84

Finding the Fourth Proportional to 2,885,872.32, 4,329,398.88 and 992,367.84

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Solution

The fourth proportional to 2,885,872.32, 4,329,398.88 and 992,367.84 is: 1,488,754.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885,872.32 : 4,329,398.88 = 992,367.84 : x
  2. Step 2: Convert to fraction form
    2,885,872.32/4,329,398.88 = 992,367.84/x
  3. Step 3: Cross multiply
    2,885,872.32x = 4,329,398.88 × 992,367.84
  4. Step 4: Simplify right side
    2,885,872.32x = 4,296,356,215,044.02
  5. Step 5: Solve for x
    x = 4,296,356,215,044.02/2,885,872.32
  6. Step 6: Final answer
    x = 1,488,754.78

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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.