Finding the Fourth Proportional to 4,693,378.96, 6,476,865.60 and 2,547,202.96
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Solution
The fourth proportional to 4,693,378.96, 6,476,865.60 and 2,547,202.96 is: 3,515,141.51
Step by Step Solution
- Step 1: Write the proportion equation
4,693,378.96 : 6,476,865.60 = 2,547,202.96 : x - Step 2: Convert to fraction form
4,693,378.96/6,476,865.60 = 2,547,202.96/x - Step 3: Cross multiply
4,693,378.96x = 6,476,865.60 × 2,547,202.96 - Step 4: Simplify right side
4,693,378.96x = 16,497,891,227,842.18 - Step 5: Solve for x
x = 16,497,891,227,842.18/4,693,378.96 - Step 6: Final answer
x = 3,515,141.51
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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.