Home / 2,135,194.40-3,198,903.60-1,010,784.80

Finding the Fourth Proportional to 2,135,194.40, 3,198,903.60 and 1,010,784.80

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Solution

The fourth proportional to 2,135,194.40, 3,198,903.60 and 1,010,784.80 is: 1,514,336.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135,194.40 : 3,198,903.60 = 1,010,784.80 : x
  2. Step 2: Convert to fraction form
    2,135,194.40/3,198,903.60 = 1,010,784.80/x
  3. Step 3: Cross multiply
    2,135,194.40x = 3,198,903.60 × 1,010,784.80
  4. Step 4: Simplify right side
    2,135,194.40x = 3,233,403,135,545.28
  5. Step 5: Solve for x
    x = 3,233,403,135,545.28/2,135,194.40
  6. Step 6: Final answer
    x = 1,514,336.65

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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.