Finding the Fourth Proportional to 2,215,554.80, 3,322,001.26 and 866,110.19
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Solution
The fourth proportional to 2,215,554.80, 3,322,001.26 and 866,110.19 is: 1,298,644.99
Step by Step Solution
- Step 1: Write the proportion equation
2,215,554.80 : 3,322,001.26 = 866,110.19 : x - Step 2: Convert to fraction form
2,215,554.80/3,322,001.26 = 866,110.19/x - Step 3: Cross multiply
2,215,554.80x = 3,322,001.26 × 866,110.19 - Step 4: Simplify right side
2,215,554.80x = 2,877,219,142,478.84 - Step 5: Solve for x
x = 2,877,219,142,478.84/2,215,554.80 - Step 6: Final answer
x = 1,298,644.99
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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.