Home / 1,892,149.39-2,836,962.91-919,254.26

Finding the Fourth Proportional to 1,892,149.39, 2,836,962.91 and 919,254.26

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Solution

The fourth proportional to 1,892,149.39, 2,836,962.91 and 919,254.26 is: 1,378,268.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,149.39 : 2,836,962.91 = 919,254.26 : x
  2. Step 2: Convert to fraction form
    1,892,149.39/2,836,962.91 = 919,254.26/x
  3. Step 3: Cross multiply
    1,892,149.39x = 2,836,962.91 × 919,254.26
  4. Step 4: Simplify right side
    1,892,149.39x = 2,607,890,245,273.77
  5. Step 5: Solve for x
    x = 2,607,890,245,273.77/1,892,149.39
  6. Step 6: Final answer
    x = 1,378,268.68

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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.