Home / 3,630,661.27-5,442,255.21-1,609,856.87

Finding the Fourth Proportional to 3,630,661.27, 5,442,255.21 and 1,609,856.87

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Solution

The fourth proportional to 3,630,661.27, 5,442,255.21 and 1,609,856.87 is: 2,413,128.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630,661.27 : 5,442,255.21 = 1,609,856.87 : x
  2. Step 2: Convert to fraction form
    3,630,661.27/5,442,255.21 = 1,609,856.87/x
  3. Step 3: Cross multiply
    3,630,661.27x = 5,442,255.21 × 1,609,856.87
  4. Step 4: Simplify right side
    3,630,661.27x = 8,761,251,938,111.79
  5. Step 5: Solve for x
    x = 8,761,251,938,111.79/3,630,661.27
  6. Step 6: Final answer
    x = 2,413,128.43

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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.