Home / 1,459,416.20-2,189,124.30-394,622.60

Finding the Fourth Proportional to 1,459,416.20, 2,189,124.30 and 394,622.60

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Solution

The fourth proportional to 1,459,416.20, 2,189,124.30 and 394,622.60 is: 591,933.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,459,416.20 : 2,189,124.30 = 394,622.60 : x
  2. Step 2: Convert to fraction form
    1,459,416.20/2,189,124.30 = 394,622.60/x
  3. Step 3: Cross multiply
    1,459,416.20x = 2,189,124.30 × 394,622.60
  4. Step 4: Simplify right side
    1,459,416.20x = 863,877,922,989.18
  5. Step 5: Solve for x
    x = 863,877,922,989.18/1,459,416.20
  6. Step 6: Final answer
    x = 591,933.90

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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.