Home / 1,958,158.94-2,936,573.21-678,467.75

Finding the Fourth Proportional to 1,958,158.94, 2,936,573.21 and 678,467.75

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Solution

The fourth proportional to 1,958,158.94, 2,936,573.21 and 678,467.75 is: 1,017,471.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958,158.94 : 2,936,573.21 = 678,467.75 : x
  2. Step 2: Convert to fraction form
    1,958,158.94/2,936,573.21 = 678,467.75/x
  3. Step 3: Cross multiply
    1,958,158.94x = 2,936,573.21 × 678,467.75
  4. Step 4: Simplify right side
    1,958,158.94x = 1,992,370,205,512.28
  5. Step 5: Solve for x
    x = 1,992,370,205,512.28/1,958,158.94
  6. Step 6: Final answer
    x = 1,017,471.14

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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.