Finding the Fourth Proportional to 2,328,417.40, 3,493,207.37 and 812,122.12
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Solution
The fourth proportional to 2,328,417.40, 3,493,207.37 and 812,122.12 is: 1,218,385.92
Step by Step Solution
- Step 1: Write the proportion equation
2,328,417.40 : 3,493,207.37 = 812,122.12 : x - Step 2: Convert to fraction form
2,328,417.40/3,493,207.37 = 812,122.12/x - Step 3: Cross multiply
2,328,417.40x = 3,493,207.37 × 812,122.12 - Step 4: Simplify right side
2,328,417.40x = 2,836,910,974,924.02 - Step 5: Solve for x
x = 2,836,910,974,924.02/2,328,417.40 - Step 6: Final answer
x = 1,218,385.92
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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.