Home / 1,256,609.60-1,882,149.60-1,090,721.60

Finding the Fourth Proportional to 1,256,609.60, 1,882,149.60 and 1,090,721.60

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Solution

The fourth proportional to 1,256,609.60, 1,882,149.60 and 1,090,721.60 is: 1,633,682.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,609.60 : 1,882,149.60 = 1,090,721.60 : x
  2. Step 2: Convert to fraction form
    1,256,609.60/1,882,149.60 = 1,090,721.60/x
  3. Step 3: Cross multiply
    1,256,609.60x = 1,882,149.60 × 1,090,721.60
  4. Step 4: Simplify right side
    1,256,609.60x = 2,052,901,223,151.36
  5. Step 5: Solve for x
    x = 2,052,901,223,151.36/1,256,609.60
  6. Step 6: Final answer
    x = 1,633,682.59

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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.