Home / 5,784,939.79-7,983,043.88-3,171,354.55

Finding the Fourth Proportional to 5,784,939.79, 7,983,043.88 and 3,171,354.55

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Solution

The fourth proportional to 5,784,939.79, 7,983,043.88 and 3,171,354.55 is: 4,376,374.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,784,939.79 : 7,983,043.88 = 3,171,354.55 : x
  2. Step 2: Convert to fraction form
    5,784,939.79/7,983,043.88 = 3,171,354.55/x
  3. Step 3: Cross multiply
    5,784,939.79x = 7,983,043.88 × 3,171,354.55
  4. Step 4: Simplify right side
    5,784,939.79x = 25,317,062,495,873.27
  5. Step 5: Solve for x
    x = 25,317,062,495,873.27/5,784,939.79
  6. Step 6: Final answer
    x = 4,376,374.42

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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.