Home / 4,524,318.74-6,786,418.34-1,112,634.78

Finding the Fourth Proportional to 4,524,318.74, 6,786,418.34 and 1,112,634.78

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Solution

The fourth proportional to 4,524,318.74, 6,786,418.34 and 1,112,634.78 is: 1,668,937.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,524,318.74 : 6,786,418.34 = 1,112,634.78 : x
  2. Step 2: Convert to fraction form
    4,524,318.74/6,786,418.34 = 1,112,634.78/x
  3. Step 3: Cross multiply
    4,524,318.74x = 6,786,418.34 × 1,112,634.78
  4. Step 4: Simplify right side
    4,524,318.74x = 7,550,805,076,713.87
  5. Step 5: Solve for x
    x = 7,550,805,076,713.87/4,524,318.74
  6. Step 6: Final answer
    x = 1,668,937.47

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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.