Finding the Fourth Proportional to 5,461,965.54, 8,192,219.04 and 1,623,715.92
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Solution
The fourth proportional to 5,461,965.54, 8,192,219.04 and 1,623,715.92 is: 2,435,357.08
Step by Step Solution
- Step 1: Write the proportion equation
5,461,965.54 : 8,192,219.04 = 1,623,715.92 : x - Step 2: Convert to fraction form
5,461,965.54/8,192,219.04 = 1,623,715.92/x - Step 3: Cross multiply
5,461,965.54x = 8,192,219.04 × 1,623,715.92 - Step 4: Simplify right side
5,461,965.54x = 13,301,836,475,375.12 - Step 5: Solve for x
x = 13,301,836,475,375.12/5,461,965.54 - Step 6: Final answer
x = 2,435,357.08
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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.