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Finding the Fourth Proportional to 1,799,608.46, 2,700,094.46 and 1,080,452.34

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Solution

The fourth proportional to 1,799,608.46, 2,700,094.46 and 1,080,452.34 is: 1,621,087.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799,608.46 : 2,700,094.46 = 1,080,452.34 : x
  2. Step 2: Convert to fraction form
    1,799,608.46/2,700,094.46 = 1,080,452.34/x
  3. Step 3: Cross multiply
    1,799,608.46x = 2,700,094.46 × 1,080,452.34
  4. Step 4: Simplify right side
    1,799,608.46x = 2,917,323,372,125.78
  5. Step 5: Solve for x
    x = 2,917,323,372,125.78/1,799,608.46
  6. Step 6: Final answer
    x = 1,621,087.83

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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.