Home / 1,277,383.42-1,914,372.83-603,643.59

Finding the Fourth Proportional to 1,277,383.42, 1,914,372.83 and 603,643.59

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Solution

The fourth proportional to 1,277,383.42, 1,914,372.83 and 603,643.59 is: 904,660.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,383.42 : 1,914,372.83 = 603,643.59 : x
  2. Step 2: Convert to fraction form
    1,277,383.42/1,914,372.83 = 603,643.59/x
  3. Step 3: Cross multiply
    1,277,383.42x = 1,914,372.83 × 603,643.59
  4. Step 4: Simplify right side
    1,277,383.42x = 1,155,598,889,208.77
  5. Step 5: Solve for x
    x = 1,155,598,889,208.77/1,277,383.42
  6. Step 6: Final answer
    x = 904,660.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.