Home / 1,917,829.80-2,876,744.70-798,085.80

Finding the Fourth Proportional to 1,917,829.80, 2,876,744.70 and 798,085.80

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Solution

The fourth proportional to 1,917,829.80, 2,876,744.70 and 798,085.80 is: 1,197,128.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,829.80 : 2,876,744.70 = 798,085.80 : x
  2. Step 2: Convert to fraction form
    1,917,829.80/2,876,744.70 = 798,085.80/x
  3. Step 3: Cross multiply
    1,917,829.80x = 2,876,744.70 × 798,085.80
  4. Step 4: Simplify right side
    1,917,829.80x = 2,295,889,095,295.26
  5. Step 5: Solve for x
    x = 2,295,889,095,295.26/1,917,829.80
  6. Step 6: Final answer
    x = 1,197,128.70

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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.