Home / 1,039,186.85-1,434,049.91-580,288.64

Finding the Fourth Proportional to 1,039,186.85, 1,434,049.91 and 580,288.64

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Solution

The fourth proportional to 1,039,186.85, 1,434,049.91 and 580,288.64 is: 800,782.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,186.85 : 1,434,049.91 = 580,288.64 : x
  2. Step 2: Convert to fraction form
    1,039,186.85/1,434,049.91 = 580,288.64/x
  3. Step 3: Cross multiply
    1,039,186.85x = 1,434,049.91 × 580,288.64
  4. Step 4: Simplify right side
    1,039,186.85x = 832,162,871,966.02
  5. Step 5: Solve for x
    x = 832,162,871,966.02/1,039,186.85
  6. Step 6: Final answer
    x = 800,782.72

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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.