Home / 1,094,024.40-1,639,870.20-419,845.20

Finding the Fourth Proportional to 1,094,024.40, 1,639,870.20 and 419,845.20

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Solution

The fourth proportional to 1,094,024.40, 1,639,870.20 and 419,845.20 is: 629,320.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,024.40 : 1,639,870.20 = 419,845.20 : x
  2. Step 2: Convert to fraction form
    1,094,024.40/1,639,870.20 = 419,845.20/x
  3. Step 3: Cross multiply
    1,094,024.40x = 1,639,870.20 × 419,845.20
  4. Step 4: Simplify right side
    1,094,024.40x = 688,491,632,093.04
  5. Step 5: Solve for x
    x = 688,491,632,093.04/1,094,024.40
  6. Step 6: Final answer
    x = 629,320.18

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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.