Home / 1,958,403.91-2,702,650.87-1,099,016.80

Finding the Fourth Proportional to 1,958,403.91, 2,702,650.87 and 1,099,016.80

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Solution

The fourth proportional to 1,958,403.91, 2,702,650.87 and 1,099,016.80 is: 1,516,673.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958,403.91 : 2,702,650.87 = 1,099,016.80 : x
  2. Step 2: Convert to fraction form
    1,958,403.91/2,702,650.87 = 1,099,016.80/x
  3. Step 3: Cross multiply
    1,958,403.91x = 2,702,650.87 × 1,099,016.80
  4. Step 4: Simplify right side
    1,958,403.91x = 2,970,258,710,664.62
  5. Step 5: Solve for x
    x = 2,970,258,710,664.62/1,958,403.91
  6. Step 6: Final answer
    x = 1,516,673.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.