Home / 1,646,048.40-2,469,072.60-1,635,550.80

Finding the Fourth Proportional to 1,646,048.40, 2,469,072.60 and 1,635,550.80

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Solution

The fourth proportional to 1,646,048.40, 2,469,072.60 and 1,635,550.80 is: 2,453,326.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,048.40 : 2,469,072.60 = 1,635,550.80 : x
  2. Step 2: Convert to fraction form
    1,646,048.40/2,469,072.60 = 1,635,550.80/x
  3. Step 3: Cross multiply
    1,646,048.40x = 2,469,072.60 × 1,635,550.80
  4. Step 4: Simplify right side
    1,646,048.40x = 4,038,293,666,188.08
  5. Step 5: Solve for x
    x = 4,038,293,666,188.08/1,646,048.40
  6. Step 6: Final answer
    x = 2,453,326.20

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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.