Finding the Fourth Proportional to 4,822,956.82, 6,655,654.14 and 2,647,536.99
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Solution
The fourth proportional to 4,822,956.82, 6,655,654.14 and 2,647,536.99 is: 3,653,586.62
Step by Step Solution
- Step 1: Write the proportion equation
4,822,956.82 : 6,655,654.14 = 2,647,536.99 : x - Step 2: Convert to fraction form
4,822,956.82/6,655,654.14 = 2,647,536.99/x - Step 3: Cross multiply
4,822,956.82x = 6,655,654.14 × 2,647,536.99 - Step 4: Simplify right side
4,822,956.82x = 17,621,090,493,409.67 - Step 5: Solve for x
x = 17,621,090,493,409.67/4,822,956.82 - Step 6: Final answer
x = 3,653,586.62
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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.