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Finding the Fourth Proportional to 1,229,796, 1,697,118.48 and 693,252

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Solution

The fourth proportional to 1,229,796, 1,697,118.48 and 693,252 is: 956,687.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,796 : 1,697,118.48 = 693,252 : x
  2. Step 2: Convert to fraction form
    1,229,796/1,697,118.48 = 693,252/x
  3. Step 3: Cross multiply
    1,229,796x = 1,697,118.48 × 693,252
  4. Step 4: Simplify right side
    1,229,796x = 1,176,530,780,496.96
  5. Step 5: Solve for x
    x = 1,176,530,780,496.96/1,229,796
  6. Step 6: Final answer
    x = 956,687.76

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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.