Home / 3,082,585.28-4,253,868.96-1,724,429.12

Finding the Fourth Proportional to 3,082,585.28, 4,253,868.96 and 1,724,429.12

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Solution

The fourth proportional to 3,082,585.28, 4,253,868.96 and 1,724,429.12 is: 2,379,656.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,082,585.28 : 4,253,868.96 = 1,724,429.12 : x
  2. Step 2: Convert to fraction form
    3,082,585.28/4,253,868.96 = 1,724,429.12/x
  3. Step 3: Cross multiply
    3,082,585.28x = 4,253,868.96 × 1,724,429.12
  4. Step 4: Simplify right side
    3,082,585.28x = 7,335,495,507,288.12
  5. Step 5: Solve for x
    x = 7,335,495,507,288.12/3,082,585.28
  6. Step 6: Final answer
    x = 2,379,656.96

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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.