Home / 1,660,680.60-2,489,465.70-1,300,651.80

Finding the Fourth Proportional to 1,660,680.60, 2,489,465.70 and 1,300,651.80

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Solution

The fourth proportional to 1,660,680.60, 2,489,465.70 and 1,300,651.80 is: 1,949,759.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,680.60 : 2,489,465.70 = 1,300,651.80 : x
  2. Step 2: Convert to fraction form
    1,660,680.60/2,489,465.70 = 1,300,651.80/x
  3. Step 3: Cross multiply
    1,660,680.60x = 2,489,465.70 × 1,300,651.80
  4. Step 4: Simplify right side
    1,660,680.60x = 3,237,928,043,743.26
  5. Step 5: Solve for x
    x = 3,237,928,043,743.26/1,660,680.60
  6. Step 6: Final answer
    x = 1,949,759.66

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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.