Home / 1,362,125.53-1,879,733.23-789,497.85

Finding the Fourth Proportional to 1,362,125.53, 1,879,733.23 and 789,497.85

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Solution

The fourth proportional to 1,362,125.53, 1,879,733.23 and 789,497.85 is: 1,089,507.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,125.53 : 1,879,733.23 = 789,497.85 : x
  2. Step 2: Convert to fraction form
    1,362,125.53/1,879,733.23 = 789,497.85/x
  3. Step 3: Cross multiply
    1,362,125.53x = 1,879,733.23 × 789,497.85
  4. Step 4: Simplify right side
    1,362,125.53x = 1,484,045,353,174.74
  5. Step 5: Solve for x
    x = 1,484,045,353,174.74/1,362,125.53
  6. Step 6: Final answer
    x = 1,089,507.04

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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.