Finding the Fourth Proportional to 2,228,638.84, 3,344,286.36 and 808,805.62
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Solution
The fourth proportional to 2,228,638.84, 3,344,286.36 and 808,805.62 is: 1,213,690.42
Step by Step Solution
- Step 1: Write the proportion equation
2,228,638.84 : 3,344,286.36 = 808,805.62 : x - Step 2: Convert to fraction form
2,228,638.84/3,344,286.36 = 808,805.62/x - Step 3: Cross multiply
2,228,638.84x = 3,344,286.36 × 808,805.62 - Step 4: Simplify right side
2,228,638.84x = 2,704,877,602,857.34 - Step 5: Solve for x
x = 2,704,877,602,857.34/2,228,638.84 - Step 6: Final answer
x = 1,213,690.42
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1.5x scale
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.