Finding the Fourth Proportional to 4,904,703.68, 6,764,656.68 and 3,186,377.84
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Solution
The fourth proportional to 4,904,703.68, 6,764,656.68 and 3,186,377.84 is: 4,394,710.37
Step by Step Solution
- Step 1: Write the proportion equation
4,904,703.68 : 6,764,656.68 = 3,186,377.84 : x - Step 2: Convert to fraction form
4,904,703.68/6,764,656.68 = 3,186,377.84/x - Step 3: Cross multiply
4,904,703.68x = 6,764,656.68 × 3,186,377.84 - Step 4: Simplify right side
4,904,703.68x = 21,554,752,140,359.97 - Step 5: Solve for x
x = 21,554,752,140,359.97/4,904,703.68 - Step 6: Final answer
x = 4,394,710.37
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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.