Finding the Fourth Proportional to 5,696,156.93, 7,859,142.05 and 3,247,875.09
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Solution
The fourth proportional to 5,696,156.93, 7,859,142.05 and 3,247,875.09 is: 4,481,181.26
Step by Step Solution
- Step 1: Write the proportion equation
5,696,156.93 : 7,859,142.05 = 3,247,875.09 : x - Step 2: Convert to fraction form
5,696,156.93/7,859,142.05 = 3,247,875.09/x - Step 3: Cross multiply
5,696,156.93x = 7,859,142.05 × 3,247,875.09 - Step 4: Simplify right side
5,696,156.93x = 25,525,511,676,727.16 - Step 5: Solve for x
x = 25,525,511,676,727.16/5,696,156.93 - Step 6: Final answer
x = 4,481,181.26
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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.