Home / 1,626,620.40-2,439,930.60-1,206,716.40

Finding the Fourth Proportional to 1,626,620.40, 2,439,930.60 and 1,206,716.40

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Solution

The fourth proportional to 1,626,620.40, 2,439,930.60 and 1,206,716.40 is: 1,810,074.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626,620.40 : 2,439,930.60 = 1,206,716.40 : x
  2. Step 2: Convert to fraction form
    1,626,620.40/2,439,930.60 = 1,206,716.40/x
  3. Step 3: Cross multiply
    1,626,620.40x = 2,439,930.60 × 1,206,716.40
  4. Step 4: Simplify right side
    1,626,620.40x = 2,944,304,269,881.84
  5. Step 5: Solve for x
    x = 2,944,304,269,881.84/1,626,620.40
  6. Step 6: Final answer
    x = 1,810,074.60

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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.