Home / 1,227,559.75-1,694,085.26-683,695.78

Finding the Fourth Proportional to 1,227,559.75, 1,694,085.26 and 683,695.78

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Solution

The fourth proportional to 1,227,559.75, 1,694,085.26 and 683,695.78 is: 943,529.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,559.75 : 1,694,085.26 = 683,695.78 : x
  2. Step 2: Convert to fraction form
    1,227,559.75/1,694,085.26 = 683,695.78/x
  3. Step 3: Cross multiply
    1,227,559.75x = 1,694,085.26 × 683,695.78
  4. Step 4: Simplify right side
    1,227,559.75x = 1,158,238,943,222.20
  5. Step 5: Solve for x
    x = 1,158,238,943,222.20/1,227,559.75
  6. Step 6: Final answer
    x = 943,529.59

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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.