Home / 2,997,625.78-4,136,716.38-1,690,873.48

Finding the Fourth Proportional to 2,997,625.78, 4,136,716.38 and 1,690,873.48

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Solution

The fourth proportional to 2,997,625.78, 4,136,716.38 and 1,690,873.48 is: 2,333,401.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997,625.78 : 4,136,716.38 = 1,690,873.48 : x
  2. Step 2: Convert to fraction form
    2,997,625.78/4,136,716.38 = 1,690,873.48/x
  3. Step 3: Cross multiply
    2,997,625.78x = 4,136,716.38 × 1,690,873.48
  4. Step 4: Simplify right side
    2,997,625.78x = 6,994,664,021,223.60
  5. Step 5: Solve for x
    x = 6,994,664,021,223.60/2,997,625.78
  6. Step 6: Final answer
    x = 2,333,401.34

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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.