Home / 1,958,402.91-2,702,649.49-1,099,015.80

Finding the Fourth Proportional to 1,958,402.91, 2,702,649.49 and 1,099,015.80

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Solution

The fourth proportional to 1,958,402.91, 2,702,649.49 and 1,099,015.80 is: 1,516,671.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958,402.91 : 2,702,649.49 = 1,099,015.80 : x
  2. Step 2: Convert to fraction form
    1,958,402.91/2,702,649.49 = 1,099,015.80/x
  3. Step 3: Cross multiply
    1,958,402.91x = 2,702,649.49 × 1,099,015.80
  4. Step 4: Simplify right side
    1,958,402.91x = 2,970,254,484,671.43
  5. Step 5: Solve for x
    x = 2,970,254,484,671.43/1,958,402.91
  6. Step 6: Final answer
    x = 1,516,671.81

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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.