Home / 2,624,468.20-3,936,702.30-1,678,906.60

Finding the Fourth Proportional to 2,624,468.20, 3,936,702.30 and 1,678,906.60

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Solution

The fourth proportional to 2,624,468.20, 3,936,702.30 and 1,678,906.60 is: 2,518,359.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,624,468.20 : 3,936,702.30 = 1,678,906.60 : x
  2. Step 2: Convert to fraction form
    2,624,468.20/3,936,702.30 = 1,678,906.60/x
  3. Step 3: Cross multiply
    2,624,468.20x = 3,936,702.30 × 1,678,906.60
  4. Step 4: Simplify right side
    2,624,468.20x = 6,609,355,473,705.18
  5. Step 5: Solve for x
    x = 6,609,355,473,705.18/2,624,468.20
  6. Step 6: Final answer
    x = 2,518,359.90

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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.