Finding the Fourth Proportional to 3,270,974.04, 4,513,944.42 and 1,820,638.26
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Solution
The fourth proportional to 3,270,974.04, 4,513,944.42 and 1,820,638.26 is: 2,512,480.94
Step by Step Solution
- Step 1: Write the proportion equation
3,270,974.04 : 4,513,944.42 = 1,820,638.26 : x - Step 2: Convert to fraction form
3,270,974.04/4,513,944.42 = 1,820,638.26/x - Step 3: Cross multiply
3,270,974.04x = 4,513,944.42 × 1,820,638.26 - Step 4: Simplify right side
3,270,974.04x = 8,218,259,914,565.51 - Step 5: Solve for x
x = 8,218,259,914,565.51/3,270,974.04 - Step 6: Final answer
x = 2,512,480.94
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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.