Home / 1,909,873.50-2,864,997.36-695,780.16

Finding the Fourth Proportional to 1,909,873.50, 2,864,997.36 and 695,780.16

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Solution

The fourth proportional to 1,909,873.50, 2,864,997.36 and 695,780.16 is: 1,043,738.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,873.50 : 2,864,997.36 = 695,780.16 : x
  2. Step 2: Convert to fraction form
    1,909,873.50/2,864,997.36 = 695,780.16/x
  3. Step 3: Cross multiply
    1,909,873.50x = 2,864,997.36 × 695,780.16
  4. Step 4: Simplify right side
    1,909,873.50x = 1,993,408,321,540.38
  5. Step 5: Solve for x
    x = 1,993,408,321,540.38/1,909,873.50
  6. Step 6: Final answer
    x = 1,043,738.41

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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.