Finding the Fourth Proportional to 4,247,031.72, 5,860,696.68 and 2,411,249.32
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Solution
The fourth proportional to 4,247,031.72, 5,860,696.68 and 2,411,249.32 is: 3,327,406.48
Step by Step Solution
- Step 1: Write the proportion equation
4,247,031.72 : 5,860,696.68 = 2,411,249.32 : x - Step 2: Convert to fraction form
4,247,031.72/5,860,696.68 = 2,411,249.32/x - Step 3: Cross multiply
4,247,031.72x = 5,860,696.68 × 2,411,249.32 - Step 4: Simplify right side
4,247,031.72x = 14,131,600,884,376.26 - Step 5: Solve for x
x = 14,131,600,884,376.26/4,247,031.72 - Step 6: Final answer
x = 3,327,406.48
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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.