Finding the Fourth Proportional to 4,788,569.68, 6,608,366.58 and 2,613,253.30
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Solution
The fourth proportional to 4,788,569.68, 6,608,366.58 and 2,613,253.30 is: 3,606,366.19
Step by Step Solution
- Step 1: Write the proportion equation
4,788,569.68 : 6,608,366.58 = 2,613,253.30 : x - Step 2: Convert to fraction form
4,788,569.68/6,608,366.58 = 2,613,253.30/x - Step 3: Cross multiply
4,788,569.68x = 6,608,366.58 × 2,613,253.30 - Step 4: Simplify right side
4,788,569.68x = 17,269,335,772,794.71 - Step 5: Solve for x
x = 17,269,335,772,794.71/4,788,569.68 - Step 6: Final answer
x = 3,606,366.19
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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.