Home / 1,589,245.56-2,193,133.05-864,111.56

Finding the Fourth Proportional to 1,589,245.56, 2,193,133.05 and 864,111.56

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Solution

The fourth proportional to 1,589,245.56, 2,193,133.05 and 864,111.56 is: 1,192,459.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,245.56 : 2,193,133.05 = 864,111.56 : x
  2. Step 2: Convert to fraction form
    1,589,245.56/2,193,133.05 = 864,111.56/x
  3. Step 3: Cross multiply
    1,589,245.56x = 2,193,133.05 × 864,111.56
  4. Step 4: Simplify right side
    1,589,245.56x = 1,895,111,610,157.39
  5. Step 5: Solve for x
    x = 1,895,111,610,157.39/1,589,245.56
  6. Step 6: Final answer
    x = 1,192,459.91

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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.