Finding the Fourth Proportional to 4,788,509.14, 6,608,283.18 and 2,613,192.70
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Solution
The fourth proportional to 4,788,509.14, 6,608,283.18 and 2,613,192.70 is: 3,606,282.64
Step by Step Solution
- Step 1: Write the proportion equation
4,788,509.14 : 6,608,283.18 = 2,613,192.70 : x - Step 2: Convert to fraction form
4,788,509.14/6,608,283.18 = 2,613,192.70/x - Step 3: Cross multiply
4,788,509.14x = 6,608,283.18 × 2,613,192.70 - Step 4: Simplify right side
4,788,509.14x = 17,268,717,365,508.79 - Step 5: Solve for x
x = 17,268,717,365,508.79/4,788,509.14 - Step 6: Final answer
x = 3,606,282.64
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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.