Finding the Fourth Proportional to 4,476,068.26, 6,715,438.75 and 4,208,712.10
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Solution
The fourth proportional to 4,476,068.26, 6,715,438.75 and 4,208,712.10 is: 6,314,324.69
Step by Step Solution
- Step 1: Write the proportion equation
4,476,068.26 : 6,715,438.75 = 4,208,712.10 : x - Step 2: Convert to fraction form
4,476,068.26/6,715,438.75 = 4,208,712.10/x - Step 3: Cross multiply
4,476,068.26x = 6,715,438.75 × 4,208,712.10 - Step 4: Simplify right side
4,476,068.26x = 28,263,348,323,933.87 - Step 5: Solve for x
x = 28,263,348,323,933.87/4,476,068.26 - Step 6: Final answer
x = 6,314,324.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.