Home / 2,809,402.94-4,214,106.44-679,489.10

Finding the Fourth Proportional to 2,809,402.94, 4,214,106.44 and 679,489.10

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Solution

The fourth proportional to 2,809,402.94, 4,214,106.44 and 679,489.10 is: 1,019,234.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,402.94 : 4,214,106.44 = 679,489.10 : x
  2. Step 2: Convert to fraction form
    2,809,402.94/4,214,106.44 = 679,489.10/x
  3. Step 3: Cross multiply
    2,809,402.94x = 4,214,106.44 × 679,489.10
  4. Step 4: Simplify right side
    2,809,402.94x = 2,863,439,392,219.80
  5. Step 5: Solve for x
    x = 2,863,439,392,219.80/2,809,402.94
  6. Step 6: Final answer
    x = 1,019,234.14

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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.