Home / 1,856,335.50-2,784,505.50-508,509.72

Finding the Fourth Proportional to 1,856,335.50, 2,784,505.50 and 508,509.72

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Solution

The fourth proportional to 1,856,335.50, 2,784,505.50 and 508,509.72 is: 762,765.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856,335.50 : 2,784,505.50 = 508,509.72 : x
  2. Step 2: Convert to fraction form
    1,856,335.50/2,784,505.50 = 508,509.72/x
  3. Step 3: Cross multiply
    1,856,335.50x = 2,784,505.50 × 508,509.72
  4. Step 4: Simplify right side
    1,856,335.50x = 1,415,948,112,143.46
  5. Step 5: Solve for x
    x = 1,415,948,112,143.46/1,856,335.50
  6. Step 6: Final answer
    x = 762,765.20

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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.