Home / 3,362,699.40-4,640,391.42-1,986,485.04

Finding the Fourth Proportional to 3,362,699.40, 4,640,391.42 and 1,986,485.04

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Solution

The fourth proportional to 3,362,699.40, 4,640,391.42 and 1,986,485.04 is: 2,741,270.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,362,699.40 : 4,640,391.42 = 1,986,485.04 : x
  2. Step 2: Convert to fraction form
    3,362,699.40/4,640,391.42 = 1,986,485.04/x
  3. Step 3: Cross multiply
    3,362,699.40x = 4,640,391.42 × 1,986,485.04
  4. Step 4: Simplify right side
    3,362,699.40x = 9,218,068,135,574.36
  5. Step 5: Solve for x
    x = 9,218,068,135,574.36/3,362,699.40
  6. Step 6: Final answer
    x = 2,741,270.34

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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.