Home / 1,213,700.48-1,811,321.94-1,079,182.96

Finding the Fourth Proportional to 1,213,700.48, 1,811,321.94 and 1,079,182.96

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Solution

The fourth proportional to 1,213,700.48, 1,811,321.94 and 1,079,182.96 is: 1,610,568.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,700.48 : 1,811,321.94 = 1,079,182.96 : x
  2. Step 2: Convert to fraction form
    1,213,700.48/1,811,321.94 = 1,079,182.96/x
  3. Step 3: Cross multiply
    1,213,700.48x = 1,811,321.94 × 1,079,182.96
  4. Step 4: Simplify right side
    1,213,700.48x = 1,954,747,772,722.14
  5. Step 5: Solve for x
    x = 1,954,747,772,722.14/1,213,700.48
  6. Step 6: Final answer
    x = 1,610,568.51

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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.