Finding the Fourth Proportional to 3,809,365.84, 5,257,076.36 and 2,090,548.36
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Solution
The fourth proportional to 3,809,365.84, 5,257,076.36 and 2,090,548.36 is: 2,885,039.88
Step by Step Solution
- Step 1: Write the proportion equation
3,809,365.84 : 5,257,076.36 = 2,090,548.36 : x - Step 2: Convert to fraction form
3,809,365.84/5,257,076.36 = 2,090,548.36/x - Step 3: Cross multiply
3,809,365.84x = 5,257,076.36 × 2,090,548.36 - Step 4: Simplify right side
3,809,365.84x = 10,990,172,362,792.77 - Step 5: Solve for x
x = 10,990,172,362,792.77/3,809,365.84 - Step 6: Final answer
x = 2,885,039.88
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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.