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Finding the Fourth Proportional to 1,796,609.40, 2,694,914.10 and 1,725,750.60

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Solution

The fourth proportional to 1,796,609.40, 2,694,914.10 and 1,725,750.60 is: 2,588,625.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,796,609.40 : 2,694,914.10 = 1,725,750.60 : x
  2. Step 2: Convert to fraction form
    1,796,609.40/2,694,914.10 = 1,725,750.60/x
  3. Step 3: Cross multiply
    1,796,609.40x = 2,694,914.10 × 1,725,750.60
  4. Step 4: Simplify right side
    1,796,609.40x = 4,650,749,625,023.46
  5. Step 5: Solve for x
    x = 4,650,749,625,023.46/1,796,609.40
  6. Step 6: Final answer
    x = 2,588,625.90

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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.