Home / 1,889,753.22-2,834,640.24-469,809.30

Finding the Fourth Proportional to 1,889,753.22, 2,834,640.24 and 469,809.30

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Solution

The fourth proportional to 1,889,753.22, 2,834,640.24 and 469,809.30 is: 704,716.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,753.22 : 2,834,640.24 = 469,809.30 : x
  2. Step 2: Convert to fraction form
    1,889,753.22/2,834,640.24 = 469,809.30/x
  3. Step 3: Cross multiply
    1,889,753.22x = 2,834,640.24 × 469,809.30
  4. Step 4: Simplify right side
    1,889,753.22x = 1,331,740,355,774.35
  5. Step 5: Solve for x
    x = 1,331,740,355,774.35/1,889,753.22
  6. Step 6: Final answer
    x = 704,716.54

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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.