Home / 1,235,527.38-1,705,027.32-691,790.63

Finding the Fourth Proportional to 1,235,527.38, 1,705,027.32 and 691,790.63

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Solution

The fourth proportional to 1,235,527.38, 1,705,027.32 and 691,790.63 is: 954,670.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,527.38 : 1,705,027.32 = 691,790.63 : x
  2. Step 2: Convert to fraction form
    1,235,527.38/1,705,027.32 = 691,790.63/x
  3. Step 3: Cross multiply
    1,235,527.38x = 1,705,027.32 × 691,790.63
  4. Step 4: Simplify right side
    1,235,527.38x = 1,179,521,915,344.88
  5. Step 5: Solve for x
    x = 1,179,521,915,344.88/1,235,527.38
  6. Step 6: Final answer
    x = 954,670.80

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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.