Home / 2,861,717.96-3,949,122.02-1,572,556.76

Finding the Fourth Proportional to 2,861,717.96, 3,949,122.02 and 1,572,556.76

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Solution

The fourth proportional to 2,861,717.96, 3,949,122.02 and 1,572,556.76 is: 2,170,101.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,861,717.96 : 3,949,122.02 = 1,572,556.76 : x
  2. Step 2: Convert to fraction form
    2,861,717.96/3,949,122.02 = 1,572,556.76/x
  3. Step 3: Cross multiply
    2,861,717.96x = 3,949,122.02 × 1,572,556.76
  4. Step 4: Simplify right side
    2,861,717.96x = 6,210,218,528,615.86
  5. Step 5: Solve for x
    x = 6,210,218,528,615.86/2,861,717.96
  6. Step 6: Final answer
    x = 2,170,101.53

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Double scale
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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.