Home / 2,003,305.07-3,004,935.42-486,989.45

Finding the Fourth Proportional to 2,003,305.07, 3,004,935.42 and 486,989.45

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Solution

The fourth proportional to 2,003,305.07, 3,004,935.42 and 486,989.45 is: 730,478.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,003,305.07 : 3,004,935.42 = 486,989.45 : x
  2. Step 2: Convert to fraction form
    2,003,305.07/3,004,935.42 = 486,989.45/x
  3. Step 3: Cross multiply
    2,003,305.07x = 3,004,935.42 × 486,989.45
  4. Step 4: Simplify right side
    2,003,305.07x = 1,463,371,847,471.32
  5. Step 5: Solve for x
    x = 1,463,371,847,471.32/2,003,305.07
  6. Step 6: Final answer
    x = 730,478.78

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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.