Home / 4,947,318.12-7,421,909.46-1,874,229.44

Finding the Fourth Proportional to 4,947,318.12, 7,421,909.46 and 1,874,229.44

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Solution

The fourth proportional to 4,947,318.12, 7,421,909.46 and 1,874,229.44 is: 2,811,697.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,947,318.12 : 7,421,909.46 = 1,874,229.44 : x
  2. Step 2: Convert to fraction form
    4,947,318.12/7,421,909.46 = 1,874,229.44/x
  3. Step 3: Cross multiply
    4,947,318.12x = 7,421,909.46 × 1,874,229.44
  4. Step 4: Simplify right side
    4,947,318.12x = 13,910,361,210,946.50
  5. Step 5: Solve for x
    x = 13,910,361,210,946.50/4,947,318.12
  6. Step 6: Final answer
    x = 2,811,697.34

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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.