Home / 2,843,115.89-3,923,442.05-1,553,965.50

Finding the Fourth Proportional to 2,843,115.89, 3,923,442.05 and 1,553,965.50

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Solution

The fourth proportional to 2,843,115.89, 3,923,442.05 and 1,553,965.50 is: 2,144,440.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,843,115.89 : 3,923,442.05 = 1,553,965.50 : x
  2. Step 2: Convert to fraction form
    2,843,115.89/3,923,442.05 = 1,553,965.50/x
  3. Step 3: Cross multiply
    2,843,115.89x = 3,923,442.05 × 1,553,965.50
  4. Step 4: Simplify right side
    2,843,115.89x = 6,096,893,579,179.45
  5. Step 5: Solve for x
    x = 6,096,893,579,179.45/2,843,115.89
  6. Step 6: Final answer
    x = 2,144,440.76

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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.