Home / 2,784,509.83-4,176,768.33-762,771.52

Finding the Fourth Proportional to 2,784,509.83, 4,176,768.33 and 762,771.52

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Solution

The fourth proportional to 2,784,509.83, 4,176,768.33 and 762,771.52 is: 1,144,158.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784,509.83 : 4,176,768.33 = 762,771.52 : x
  2. Step 2: Convert to fraction form
    2,784,509.83/4,176,768.33 = 762,771.52/x
  3. Step 3: Cross multiply
    2,784,509.83x = 4,176,768.33 × 762,771.52
  4. Step 4: Simplify right side
    2,784,509.83x = 3,185,919,927,761.96
  5. Step 5: Solve for x
    x = 3,185,919,927,761.96/2,784,509.83
  6. Step 6: Final answer
    x = 1,144,158.26

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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.