Home / 1,362,252.27-1,879,908.62-789,624.62

Finding the Fourth Proportional to 1,362,252.27, 1,879,908.62 and 789,624.62

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Solution

The fourth proportional to 1,362,252.27, 1,879,908.62 and 789,624.62 is: 1,089,682.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,252.27 : 1,879,908.62 = 789,624.62 : x
  2. Step 2: Convert to fraction form
    1,362,252.27/1,879,908.62 = 789,624.62/x
  3. Step 3: Cross multiply
    1,362,252.27x = 1,879,908.62 × 789,624.62
  4. Step 4: Simplify right side
    1,362,252.27x = 1,484,422,116,354.56
  5. Step 5: Solve for x
    x = 1,484,422,116,354.56/1,362,252.27
  6. Step 6: Final answer
    x = 1,089,682.25

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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.