Home / 2,810,586.43-4,215,249.19-1,292,811.76

Finding the Fourth Proportional to 2,810,586.43, 4,215,249.19 and 1,292,811.76

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Solution

The fourth proportional to 2,810,586.43, 4,215,249.19 and 1,292,811.76 is: 1,938,927.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810,586.43 : 4,215,249.19 = 1,292,811.76 : x
  2. Step 2: Convert to fraction form
    2,810,586.43/4,215,249.19 = 1,292,811.76/x
  3. Step 3: Cross multiply
    2,810,586.43x = 4,215,249.19 × 1,292,811.76
  4. Step 4: Simplify right side
    2,810,586.43x = 5,449,523,724,162.47
  5. Step 5: Solve for x
    x = 5,449,523,724,162.47/2,810,586.43
  6. Step 6: Final answer
    x = 1,938,927.64

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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.