Home / 4,282,167.38-6,420,686.01-1,362,999.42

Finding the Fourth Proportional to 4,282,167.38, 6,420,686.01 and 1,362,999.42

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Solution

The fourth proportional to 4,282,167.38, 6,420,686.01 and 1,362,999.42 is: 2,043,682.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,282,167.38 : 6,420,686.01 = 1,362,999.42 : x
  2. Step 2: Convert to fraction form
    4,282,167.38/6,420,686.01 = 1,362,999.42/x
  3. Step 3: Cross multiply
    4,282,167.38x = 6,420,686.01 × 1,362,999.42
  4. Step 4: Simplify right side
    4,282,167.38x = 8,751,391,278,936.18
  5. Step 5: Solve for x
    x = 8,751,391,278,936.18/4,282,167.38
  6. Step 6: Final answer
    x = 2,043,682.68

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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.