Home / 4,982,624.10-6,876,021.24-2,690,784.72

Finding the Fourth Proportional to 4,982,624.10, 6,876,021.24 and 2,690,784.72

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Solution

The fourth proportional to 4,982,624.10, 6,876,021.24 and 2,690,784.72 is: 3,713,282.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982,624.10 : 6,876,021.24 = 2,690,784.72 : x
  2. Step 2: Convert to fraction form
    4,982,624.10/6,876,021.24 = 2,690,784.72/x
  3. Step 3: Cross multiply
    4,982,624.10x = 6,876,021.24 × 2,690,784.72
  4. Step 4: Simplify right side
    4,982,624.10x = 18,501,892,886,987.45
  5. Step 5: Solve for x
    x = 18,501,892,886,987.45/4,982,624.10
  6. Step 6: Final answer
    x = 3,713,282.90

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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.