Home / 1,364,277.60-2,042,479.80-1,206,813.60

Finding the Fourth Proportional to 1,364,277.60, 2,042,479.80 and 1,206,813.60

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Solution

The fourth proportional to 1,364,277.60, 2,042,479.80 and 1,206,813.60 is: 1,806,738.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,277.60 : 2,042,479.80 = 1,206,813.60 : x
  2. Step 2: Convert to fraction form
    1,364,277.60/2,042,479.80 = 1,206,813.60/x
  3. Step 3: Cross multiply
    1,364,277.60x = 2,042,479.80 × 1,206,813.60
  4. Step 4: Simplify right side
    1,364,277.60x = 2,464,892,400,365.28
  5. Step 5: Solve for x
    x = 2,464,892,400,365.28/1,364,277.60
  6. Step 6: Final answer
    x = 1,806,738.16

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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.