Home / 1,051,881.72-1,451,894.22-622,311.96

Finding the Fourth Proportional to 1,051,881.72, 1,451,894.22 and 622,311.96

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Solution

The fourth proportional to 1,051,881.72, 1,451,894.22 and 622,311.96 is: 858,966.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,881.72 : 1,451,894.22 = 622,311.96 : x
  2. Step 2: Convert to fraction form
    1,051,881.72/1,451,894.22 = 622,311.96/x
  3. Step 3: Cross multiply
    1,051,881.72x = 1,451,894.22 × 622,311.96
  4. Step 4: Simplify right side
    1,051,881.72x = 903,531,137,760.87
  5. Step 5: Solve for x
    x = 903,531,137,760.87/1,051,881.72
  6. Step 6: Final answer
    x = 858,966.48

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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.