Home / 3,212,522.80-4,817,234.04-1,865,024.60

Finding the Fourth Proportional to 3,212,522.80, 4,817,234.04 and 1,865,024.60

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Solution

The fourth proportional to 3,212,522.80, 4,817,234.04 and 1,865,024.60 is: 2,796,636.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212,522.80 : 4,817,234.04 = 1,865,024.60 : x
  2. Step 2: Convert to fraction form
    3,212,522.80/4,817,234.04 = 1,865,024.60/x
  3. Step 3: Cross multiply
    3,212,522.80x = 4,817,234.04 × 1,865,024.60
  4. Step 4: Simplify right side
    3,212,522.80x = 8,984,259,988,557.39
  5. Step 5: Solve for x
    x = 8,984,259,988,557.39/3,212,522.80
  6. Step 6: Final answer
    x = 2,796,636.96

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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.