Home / 1,276,139.00-1,914,202.94-377,586.36

Finding the Fourth Proportional to 1,276,139.00, 1,914,202.94 and 377,586.36

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Solution

The fourth proportional to 1,276,139.00, 1,914,202.94 and 377,586.36 is: 566,377.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,139.00 : 1,914,202.94 = 377,586.36 : x
  2. Step 2: Convert to fraction form
    1,276,139.00/1,914,202.94 = 377,586.36/x
  3. Step 3: Cross multiply
    1,276,139.00x = 1,914,202.94 × 377,586.36
  4. Step 4: Simplify right side
    1,276,139.00x = 722,776,918,527.97
  5. Step 5: Solve for x
    x = 722,776,918,527.97/1,276,139.00
  6. Step 6: Final answer
    x = 566,377.89

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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.