Home / 2,715,613.79-4,073,420.07-693,861.48

Finding the Fourth Proportional to 2,715,613.79, 4,073,420.07 and 693,861.48

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Solution

The fourth proportional to 2,715,613.79, 4,073,420.07 and 693,861.48 is: 1,040,792.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,715,613.79 : 4,073,420.07 = 693,861.48 : x
  2. Step 2: Convert to fraction form
    2,715,613.79/4,073,420.07 = 693,861.48/x
  3. Step 3: Cross multiply
    2,715,613.79x = 4,073,420.07 × 693,861.48
  4. Step 4: Simplify right side
    2,715,613.79x = 2,826,389,278,431.90
  5. Step 5: Solve for x
    x = 2,826,389,278,431.90/2,715,613.79
  6. Step 6: Final answer
    x = 1,040,792.06

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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.