Finding the Fourth Proportional to 3,263,987.08, 4,504,212.62 and 1,813,645.26
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Solution
The fourth proportional to 3,263,987.08, 4,504,212.62 and 1,813,645.26 is: 2,502,780.70
Step by Step Solution
- Step 1: Write the proportion equation
3,263,987.08 : 4,504,212.62 = 1,813,645.26 : x - Step 2: Convert to fraction form
3,263,987.08/4,504,212.62 = 1,813,645.26/x - Step 3: Cross multiply
3,263,987.08x = 4,504,212.62 × 1,813,645.26 - Step 4: Simplify right side
3,263,987.08x = 8,169,043,868,295.18 - Step 5: Solve for x
x = 8,169,043,868,295.18/3,263,987.08 - Step 6: Final answer
x = 2,502,780.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.