Home / 3,107,429.66-4,288,468.43-1,883,786.76

Finding the Fourth Proportional to 3,107,429.66, 4,288,468.43 and 1,883,786.76

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Solution

The fourth proportional to 3,107,429.66, 4,288,468.43 and 1,883,786.76 is: 2,599,756.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,107,429.66 : 4,288,468.43 = 1,883,786.76 : x
  2. Step 2: Convert to fraction form
    3,107,429.66/4,288,468.43 = 1,883,786.76/x
  3. Step 3: Cross multiply
    3,107,429.66x = 4,288,468.43 × 1,883,786.76
  4. Step 4: Simplify right side
    3,107,429.66x = 8,078,560,053,821.45
  5. Step 5: Solve for x
    x = 8,078,560,053,821.45/3,107,429.66
  6. Step 6: Final answer
    x = 2,599,756.37

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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.