Home / 1,724,647.36-2,586,340.32-659,162.56

Finding the Fourth Proportional to 1,724,647.36, 2,586,340.32 and 659,162.56

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Solution

The fourth proportional to 1,724,647.36, 2,586,340.32 and 659,162.56 is: 988,502.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,647.36 : 2,586,340.32 = 659,162.56 : x
  2. Step 2: Convert to fraction form
    1,724,647.36/2,586,340.32 = 659,162.56/x
  3. Step 3: Cross multiply
    1,724,647.36x = 2,586,340.32 × 659,162.56
  4. Step 4: Simplify right side
    1,724,647.36x = 1,704,818,706,362.42
  5. Step 5: Solve for x
    x = 1,704,818,706,362.42/1,724,647.36
  6. Step 6: Final answer
    x = 988,502.78

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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.