Finding the Fourth Proportional to 6,287,040, 8,677,514.88 and 3,994,752.96
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Solution
The fourth proportional to 6,287,040, 8,677,514.88 and 3,994,752.96 is: 5,513,648.43
Step by Step Solution
- Step 1: Write the proportion equation
6,287,040 : 8,677,514.88 = 3,994,752.96 : x - Step 2: Convert to fraction form
6,287,040/8,677,514.88 = 3,994,752.96/x - Step 3: Cross multiply
6,287,040x = 8,677,514.88 × 3,994,752.96 - Step 4: Simplify right side
6,287,040x = 34,664,528,252,324.05 - Step 5: Solve for x
x = 34,664,528,252,324.05/6,287,040 - Step 6: Final answer
x = 5,513,648.43
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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.