Home / 2,797,088.76-3,861,756.84-1,915,513.56

Finding the Fourth Proportional to 2,797,088.76, 3,861,756.84 and 1,915,513.56

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Solution

The fourth proportional to 2,797,088.76, 3,861,756.84 and 1,915,513.56 is: 2,644,623.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,797,088.76 : 3,861,756.84 = 1,915,513.56 : x
  2. Step 2: Convert to fraction form
    2,797,088.76/3,861,756.84 = 1,915,513.56/x
  3. Step 3: Cross multiply
    2,797,088.76x = 3,861,756.84 × 1,915,513.56
  4. Step 4: Simplify right side
    2,797,088.76x = 7,397,247,592,442.75
  5. Step 5: Solve for x
    x = 7,397,247,592,442.75/2,797,088.76
  6. Step 6: Final answer
    x = 2,644,623.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.