Home / 1,341,231.20-2,011,652.40-394,503.20

Finding the Fourth Proportional to 1,341,231.20, 2,011,652.40 and 394,503.20

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Solution

The fourth proportional to 1,341,231.20, 2,011,652.40 and 394,503.20 is: 591,697.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,231.20 : 2,011,652.40 = 394,503.20 : x
  2. Step 2: Convert to fraction form
    1,341,231.20/2,011,652.40 = 394,503.20/x
  3. Step 3: Cross multiply
    1,341,231.20x = 2,011,652.40 × 394,503.20
  4. Step 4: Simplify right side
    1,341,231.20x = 793,603,309,087.68
  5. Step 5: Solve for x
    x = 793,603,309,087.68/1,341,231.20
  6. Step 6: Final answer
    x = 591,697.62

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1.5x scale

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.