Home / 4,333,135.72-5,979,654.04-2,399,354.79

Finding the Fourth Proportional to 4,333,135.72, 5,979,654.04 and 2,399,354.79

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Solution

The fourth proportional to 4,333,135.72, 5,979,654.04 and 2,399,354.79 is: 3,311,069.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,333,135.72 : 5,979,654.04 = 2,399,354.79 : x
  2. Step 2: Convert to fraction form
    4,333,135.72/5,979,654.04 = 2,399,354.79/x
  3. Step 3: Cross multiply
    4,333,135.72x = 5,979,654.04 × 2,399,354.79
  4. Step 4: Simplify right side
    4,333,135.72x = 14,347,311,563,416.85
  5. Step 5: Solve for x
    x = 14,347,311,563,416.85/4,333,135.72
  6. Step 6: Final answer
    x = 3,311,069.05

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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.