Home / 1,451,989.50-2,003,662.98-807,395.85

Finding the Fourth Proportional to 1,451,989.50, 2,003,662.98 and 807,395.85

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Solution

The fourth proportional to 1,451,989.50, 2,003,662.98 and 807,395.85 is: 1,114,160.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,989.50 : 2,003,662.98 = 807,395.85 : x
  2. Step 2: Convert to fraction form
    1,451,989.50/2,003,662.98 = 807,395.85/x
  3. Step 3: Cross multiply
    1,451,989.50x = 2,003,662.98 × 807,395.85
  4. Step 4: Simplify right side
    1,451,989.50x = 1,617,749,174,850.63
  5. Step 5: Solve for x
    x = 1,617,749,174,850.63/1,451,989.50
  6. Step 6: Final answer
    x = 1,114,160.38

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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.