Home / 1,856,317.50-2,784,478.45-508,491.73

Finding the Fourth Proportional to 1,856,317.50, 2,784,478.45 and 508,491.73

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Solution

The fourth proportional to 1,856,317.50, 2,784,478.45 and 508,491.73 is: 762,738.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856,317.50 : 2,784,478.45 = 508,491.73 : x
  2. Step 2: Convert to fraction form
    1,856,317.50/2,784,478.45 = 508,491.73/x
  3. Step 3: Cross multiply
    1,856,317.50x = 2,784,478.45 × 508,491.73
  4. Step 4: Simplify right side
    1,856,317.50x = 1,415,884,253,118.45
  5. Step 5: Solve for x
    x = 1,415,884,253,118.45/1,856,317.50
  6. Step 6: Final answer
    x = 762,738.19

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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.