Home / 1,661,034.80-2,490,630.60-662,634.80

Finding the Fourth Proportional to 1,661,034.80, 2,490,630.60 and 662,634.80

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Solution

The fourth proportional to 1,661,034.80, 2,490,630.60 and 662,634.80 is: 993,584.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,034.80 : 2,490,630.60 = 662,634.80 : x
  2. Step 2: Convert to fraction form
    1,661,034.80/2,490,630.60 = 662,634.80/x
  3. Step 3: Cross multiply
    1,661,034.80x = 2,490,630.60 × 662,634.80
  4. Step 4: Simplify right side
    1,661,034.80x = 1,650,378,509,504.88
  5. Step 5: Solve for x
    x = 1,650,378,509,504.88/1,661,034.80
  6. Step 6: Final answer
    x = 993,584.55

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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.