Home / 1,276,361.82-1,761,346.86-695,599.89

Finding the Fourth Proportional to 1,276,361.82, 1,761,346.86 and 695,599.89

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Solution

The fourth proportional to 1,276,361.82, 1,761,346.86 and 695,599.89 is: 959,910.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,361.82 : 1,761,346.86 = 695,599.89 : x
  2. Step 2: Convert to fraction form
    1,276,361.82/1,761,346.86 = 695,599.89/x
  3. Step 3: Cross multiply
    1,276,361.82x = 1,761,346.86 × 695,599.89
  4. Step 4: Simplify right side
    1,276,361.82x = 1,225,192,672,854.30
  5. Step 5: Solve for x
    x = 1,225,192,672,854.30/1,276,361.82
  6. Step 6: Final answer
    x = 959,910.16

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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.