Home / 1,690,844.20-2,536,611.90-569,026.60

Finding the Fourth Proportional to 1,690,844.20, 2,536,611.90 and 569,026.60

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Solution

The fourth proportional to 1,690,844.20, 2,536,611.90 and 569,026.60 is: 853,656.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,844.20 : 2,536,611.90 = 569,026.60 : x
  2. Step 2: Convert to fraction form
    1,690,844.20/2,536,611.90 = 569,026.60/x
  3. Step 3: Cross multiply
    1,690,844.20x = 2,536,611.90 × 569,026.60
  4. Step 4: Simplify right side
    1,690,844.20x = 1,443,399,644,976.54
  5. Step 5: Solve for x
    x = 1,443,399,644,976.54/1,690,844.20
  6. Step 6: Final answer
    x = 853,656.21

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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.