Finding the Fourth Proportional to 2,666,326.15, 3,678,483.11 and 1,548,524.63
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Solution
The fourth proportional to 2,666,326.15, 3,678,483.11 and 1,548,524.63 is: 2,136,355.94
Step by Step Solution
- Step 1: Write the proportion equation
2,666,326.15 : 3,678,483.11 = 1,548,524.63 : x - Step 2: Convert to fraction form
2,666,326.15/3,678,483.11 = 1,548,524.63/x - Step 3: Cross multiply
2,666,326.15x = 3,678,483.11 × 1,548,524.63 - Step 4: Simplify right side
2,666,326.15x = 5,696,221,699,007.70 - Step 5: Solve for x
x = 5,696,221,699,007.70/2,666,326.15 - Step 6: Final answer
x = 2,136,355.94
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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.