Home / 2,942,568.19-4,411,470.07-919,770.58

Finding the Fourth Proportional to 2,942,568.19, 4,411,470.07 and 919,770.58

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Solution

The fourth proportional to 2,942,568.19, 4,411,470.07 and 919,770.58 is: 1,378,911.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942,568.19 : 4,411,470.07 = 919,770.58 : x
  2. Step 2: Convert to fraction form
    2,942,568.19/4,411,470.07 = 919,770.58/x
  3. Step 3: Cross multiply
    2,942,568.19x = 4,411,470.07 × 919,770.58
  4. Step 4: Simplify right side
    2,942,568.19x = 4,057,540,384,936.54
  5. Step 5: Solve for x
    x = 4,057,540,384,936.54/2,942,568.19
  6. Step 6: Final answer
    x = 1,378,911.25

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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.