Finding the Fourth Proportional to 4,994,871.68, 6,892,940.32 and 2,703,031.84
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Solution
The fourth proportional to 4,994,871.68, 6,892,940.32 and 2,703,031.84 is: 3,730,193.36
Step by Step Solution
- Step 1: Write the proportion equation
4,994,871.68 : 6,892,940.32 = 2,703,031.84 : x - Step 2: Convert to fraction form
4,994,871.68/6,892,940.32 = 2,703,031.84/x - Step 3: Cross multiply
4,994,871.68x = 6,892,940.32 × 2,703,031.84 - Step 4: Simplify right side
4,994,871.68x = 18,631,837,156,179.79 - Step 5: Solve for x
x = 18,631,837,156,179.79/4,994,871.68 - Step 6: Final answer
x = 3,730,193.36
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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.