Home / 1,281,576.84-1,922,367.06-523,418.37

Finding the Fourth Proportional to 1,281,576.84, 1,922,367.06 and 523,418.37

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Solution

The fourth proportional to 1,281,576.84, 1,922,367.06 and 523,418.37 is: 785,128.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,576.84 : 1,922,367.06 = 523,418.37 : x
  2. Step 2: Convert to fraction form
    1,281,576.84/1,922,367.06 = 523,418.37/x
  3. Step 3: Cross multiply
    1,281,576.84x = 1,922,367.06 × 523,418.37
  4. Step 4: Simplify right side
    1,281,576.84x = 1,006,202,233,086.89
  5. Step 5: Solve for x
    x = 1,006,202,233,086.89/1,281,576.84
  6. Step 6: Final answer
    x = 785,128.29

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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.