Home / 1,056,474-1,584,944.28-391,626

Finding the Fourth Proportional to 1,056,474, 1,584,944.28 and 391,626

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Solution

The fourth proportional to 1,056,474, 1,584,944.28 and 391,626 is: 587,525.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,474 : 1,584,944.28 = 391,626 : x
  2. Step 2: Convert to fraction form
    1,056,474/1,584,944.28 = 391,626/x
  3. Step 3: Cross multiply
    1,056,474x = 1,584,944.28 × 391,626
  4. Step 4: Simplify right side
    1,056,474x = 620,705,388,599.28
  5. Step 5: Solve for x
    x = 620,705,388,599.28/1,056,474
  6. Step 6: Final answer
    x = 587,525.47

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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.