Home / 1,359,930.80-2,039,896.20-1,351,636.40

Finding the Fourth Proportional to 1,359,930.80, 2,039,896.20 and 1,351,636.40

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Solution

The fourth proportional to 1,359,930.80, 2,039,896.20 and 1,351,636.40 is: 2,027,454.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,930.80 : 2,039,896.20 = 1,351,636.40 : x
  2. Step 2: Convert to fraction form
    1,359,930.80/2,039,896.20 = 1,351,636.40/x
  3. Step 3: Cross multiply
    1,359,930.80x = 2,039,896.20 × 1,351,636.40
  4. Step 4: Simplify right side
    1,359,930.80x = 2,757,197,956,141.68
  5. Step 5: Solve for x
    x = 2,757,197,956,141.68/1,359,930.80
  6. Step 6: Final answer
    x = 2,027,454.60

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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.