Home / 3,214,394.94-4,822,945.07-2,000,987.21

Finding the Fourth Proportional to 3,214,394.94, 4,822,945.07 and 2,000,987.21

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Solution

The fourth proportional to 3,214,394.94, 4,822,945.07 and 2,000,987.21 is: 3,002,322.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214,394.94 : 4,822,945.07 = 2,000,987.21 : x
  2. Step 2: Convert to fraction form
    3,214,394.94/4,822,945.07 = 2,000,987.21/x
  3. Step 3: Cross multiply
    3,214,394.94x = 4,822,945.07 × 2,000,987.21
  4. Step 4: Simplify right side
    3,214,394.94x = 9,650,651,365,482.90
  5. Step 5: Solve for x
    x = 9,650,651,365,482.90/3,214,394.94
  6. Step 6: Final answer
    x = 3,002,322.85

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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.