Home / 1,942,970.70-2,914,456.05-613,274.70

Finding the Fourth Proportional to 1,942,970.70, 2,914,456.05 and 613,274.70

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Solution

The fourth proportional to 1,942,970.70, 2,914,456.05 and 613,274.70 is: 919,912.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,970.70 : 2,914,456.05 = 613,274.70 : x
  2. Step 2: Convert to fraction form
    1,942,970.70/2,914,456.05 = 613,274.70/x
  3. Step 3: Cross multiply
    1,942,970.70x = 2,914,456.05 × 613,274.70
  4. Step 4: Simplify right side
    1,942,970.70x = 1,787,362,159,726.93
  5. Step 5: Solve for x
    x = 1,787,362,159,726.93/1,942,970.70
  6. Step 6: Final answer
    x = 919,912.05

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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.