Home / 2,930,314.24-4,394,762.88-800,409.52

Finding the Fourth Proportional to 2,930,314.24, 4,394,762.88 and 800,409.52

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Solution

The fourth proportional to 2,930,314.24, 4,394,762.88 and 800,409.52 is: 1,200,420.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930,314.24 : 4,394,762.88 = 800,409.52 : x
  2. Step 2: Convert to fraction form
    2,930,314.24/4,394,762.88 = 800,409.52/x
  3. Step 3: Cross multiply
    2,930,314.24x = 4,394,762.88 × 800,409.52
  4. Step 4: Simplify right side
    2,930,314.24x = 3,517,610,047,294.62
  5. Step 5: Solve for x
    x = 3,517,610,047,294.62/2,930,314.24
  6. Step 6: Final answer
    x = 1,200,420.76

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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.