Home / 5,456,889.64-8,186,175.24-1,861,818.58

Finding the Fourth Proportional to 5,456,889.64, 8,186,175.24 and 1,861,818.58

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Solution

The fourth proportional to 5,456,889.64, 8,186,175.24 and 1,861,818.58 is: 2,793,014.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,456,889.64 : 8,186,175.24 = 1,861,818.58 : x
  2. Step 2: Convert to fraction form
    5,456,889.64/8,186,175.24 = 1,861,818.58/x
  3. Step 3: Cross multiply
    5,456,889.64x = 8,186,175.24 × 1,861,818.58
  4. Step 4: Simplify right side
    5,456,889.64x = 15,241,173,160,967.96
  5. Step 5: Solve for x
    x = 15,241,173,160,967.96/5,456,889.64
  6. Step 6: Final answer
    x = 2,793,014.73

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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.