Home / 1,799,742.28-2,683,739.72-1,783,540.48

Finding the Fourth Proportional to 1,799,742.28, 2,683,739.72 and 1,783,540.48

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Solution

The fourth proportional to 1,799,742.28, 2,683,739.72 and 1,783,540.48 is: 2,659,579.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799,742.28 : 2,683,739.72 = 1,783,540.48 : x
  2. Step 2: Convert to fraction form
    1,799,742.28/2,683,739.72 = 1,783,540.48/x
  3. Step 3: Cross multiply
    1,799,742.28x = 2,683,739.72 × 1,783,540.48
  4. Step 4: Simplify right side
    1,799,742.28x = 4,786,558,428,403.87
  5. Step 5: Solve for x
    x = 4,786,558,428,403.87/1,799,742.28
  6. Step 6: Final answer
    x = 2,659,579.92

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.