Home / 5,341,370.31-8,012,065.48-1,297,861.55

Finding the Fourth Proportional to 5,341,370.31, 8,012,065.48 and 1,297,861.55

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Solution

The fourth proportional to 5,341,370.31, 8,012,065.48 and 1,297,861.55 is: 1,946,794.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,341,370.31 : 8,012,065.48 = 1,297,861.55 : x
  2. Step 2: Convert to fraction form
    5,341,370.31/8,012,065.48 = 1,297,861.55/x
  3. Step 3: Cross multiply
    5,341,370.31x = 8,012,065.48 × 1,297,861.55
  4. Step 4: Simplify right side
    5,341,370.31x = 10,398,551,682,513.97
  5. Step 5: Solve for x
    x = 10,398,551,682,513.97/5,341,370.31
  6. Step 6: Final answer
    x = 1,946,794.75

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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.