Finding the Fourth Proportional to 4,766,776.40, 6,578,123.94 and 2,702,181.44
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Solution
The fourth proportional to 4,766,776.40, 6,578,123.94 and 2,702,181.44 is: 3,728,994.80
Step by Step Solution
- Step 1: Write the proportion equation
4,766,776.40 : 6,578,123.94 = 2,702,181.44 : x - Step 2: Convert to fraction form
4,766,776.40/6,578,123.94 = 2,702,181.44/x - Step 3: Cross multiply
4,766,776.40x = 6,578,123.94 × 2,702,181.44 - Step 4: Simplify right side
4,766,776.40x = 17,775,284,387,797.05 - Step 5: Solve for x
x = 17,775,284,387,797.05/4,766,776.40 - Step 6: Final answer
x = 3,728,994.80
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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.