Home / 1,145,589.37-1,719,093.67-666,042.84

Finding the Fourth Proportional to 1,145,589.37, 1,719,093.67 and 666,042.84

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Solution

The fourth proportional to 1,145,589.37, 1,719,093.67 and 666,042.84 is: 999,476.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,589.37 : 1,719,093.67 = 666,042.84 : x
  2. Step 2: Convert to fraction form
    1,145,589.37/1,719,093.67 = 666,042.84/x
  3. Step 3: Cross multiply
    1,145,589.37x = 1,719,093.67 × 666,042.84
  4. Step 4: Simplify right side
    1,145,589.37x = 1,144,990,028,527.72
  5. Step 5: Solve for x
    x = 1,144,990,028,527.72/1,145,589.37
  6. Step 6: Final answer
    x = 999,476.83

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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.