Home / 1,856,721.05-2,784,782.63-508,568.36

Finding the Fourth Proportional to 1,856,721.05, 2,784,782.63 and 508,568.36

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Solution

The fourth proportional to 1,856,721.05, 2,784,782.63 and 508,568.36 is: 762,770.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856,721.05 : 2,784,782.63 = 508,568.36 : x
  2. Step 2: Convert to fraction form
    1,856,721.05/2,784,782.63 = 508,568.36/x
  3. Step 3: Cross multiply
    1,856,721.05x = 2,784,782.63 × 508,568.36
  4. Step 4: Simplify right side
    1,856,721.05x = 1,416,252,322,443.09
  5. Step 5: Solve for x
    x = 1,416,252,322,443.09/1,856,721.05
  6. Step 6: Final answer
    x = 762,770.65

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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.