Home / 3,702,766.80-5,554,150.20-3,118,181.70

Finding the Fourth Proportional to 3,702,766.80, 5,554,150.20 and 3,118,181.70

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Solution

The fourth proportional to 3,702,766.80, 5,554,150.20 and 3,118,181.70 is: 4,677,272.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,702,766.80 : 5,554,150.20 = 3,118,181.70 : x
  2. Step 2: Convert to fraction form
    3,702,766.80/5,554,150.20 = 3,118,181.70/x
  3. Step 3: Cross multiply
    3,702,766.80x = 5,554,150.20 × 3,118,181.70
  4. Step 4: Simplify right side
    3,702,766.80x = 17,318,849,512,691.34
  5. Step 5: Solve for x
    x = 17,318,849,512,691.34/3,702,766.80
  6. Step 6: Final answer
    x = 4,677,272.55

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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.