Home / 884,311.20-1,326,466.80-789,832.80

Finding the Fourth Proportional to 884,311.20, 1,326,466.80 and 789,832.80

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Solution

The fourth proportional to 884,311.20, 1,326,466.80 and 789,832.80 is: 1,184,749.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,311.20 : 1,326,466.80 = 789,832.80 : x
  2. Step 2: Convert to fraction form
    884,311.20/1,326,466.80 = 789,832.80/x
  3. Step 3: Cross multiply
    884,311.20x = 1,326,466.80 × 789,832.80
  4. Step 4: Simplify right side
    884,311.20x = 1,047,686,986,751.04
  5. Step 5: Solve for x
    x = 1,047,686,986,751.04/884,311.20
  6. Step 6: Final answer
    x = 1,184,749.20

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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.