Home / 1,267,901.39-1,749,700.28-694,939.79

Finding the Fourth Proportional to 1,267,901.39, 1,749,700.28 and 694,939.79

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Solution

The fourth proportional to 1,267,901.39, 1,749,700.28 and 694,939.79 is: 959,014.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,901.39 : 1,749,700.28 = 694,939.79 : x
  2. Step 2: Convert to fraction form
    1,267,901.39/1,749,700.28 = 694,939.79/x
  3. Step 3: Cross multiply
    1,267,901.39x = 1,749,700.28 × 694,939.79
  4. Step 4: Simplify right side
    1,267,901.39x = 1,215,936,338,134.99
  5. Step 5: Solve for x
    x = 1,215,936,338,134.99/1,267,901.39
  6. Step 6: Final answer
    x = 959,014.91

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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.