Home / 1,743,583.80-2,615,375.70-1,640,364.60

Finding the Fourth Proportional to 1,743,583.80, 2,615,375.70 and 1,640,364.60

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Solution

The fourth proportional to 1,743,583.80, 2,615,375.70 and 1,640,364.60 is: 2,460,546.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,743,583.80 : 2,615,375.70 = 1,640,364.60 : x
  2. Step 2: Convert to fraction form
    1,743,583.80/2,615,375.70 = 1,640,364.60/x
  3. Step 3: Cross multiply
    1,743,583.80x = 2,615,375.70 × 1,640,364.60
  4. Step 4: Simplify right side
    1,743,583.80x = 4,290,169,713,980.22
  5. Step 5: Solve for x
    x = 4,290,169,713,980.22/1,743,583.80
  6. Step 6: Final answer
    x = 2,460,546.90

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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.