Finding the Fourth Proportional to 4,747,198.68, 6,554,888.82 and 4,384,477.44
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Solution
The fourth proportional to 4,747,198.68, 6,554,888.82 and 4,384,477.44 is: 6,054,046.63
Step by Step Solution
- Step 1: Write the proportion equation
4,747,198.68 : 6,554,888.82 = 4,384,477.44 : x - Step 2: Convert to fraction form
4,747,198.68/6,554,888.82 = 4,384,477.44/x - Step 3: Cross multiply
4,747,198.68x = 6,554,888.82 × 4,384,477.44 - Step 4: Simplify right side
4,747,198.68x = 28,739,762,152,998.23 - Step 5: Solve for x
x = 28,739,762,152,998.23/4,747,198.68 - Step 6: Final answer
x = 6,054,046.63
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1.5x scale
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.