Home / 1,861,319.71-2,794,342.06-1,582,608.43

Finding the Fourth Proportional to 1,861,319.71, 2,794,342.06 and 1,582,608.43

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Solution

The fourth proportional to 1,861,319.71, 2,794,342.06 and 1,582,608.43 is: 2,375,921.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,319.71 : 2,794,342.06 = 1,582,608.43 : x
  2. Step 2: Convert to fraction form
    1,861,319.71/2,794,342.06 = 1,582,608.43/x
  3. Step 3: Cross multiply
    1,861,319.71x = 2,794,342.06 × 1,582,608.43
  4. Step 4: Simplify right side
    1,861,319.71x = 4,422,349,286,487.86
  5. Step 5: Solve for x
    x = 4,422,349,286,487.86/1,861,319.71
  6. Step 6: Final answer
    x = 2,375,921.38

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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.