Finding the Fourth Proportional to 2,197,687.30, 3,293,906.55 and 918,292.30
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Solution
The fourth proportional to 2,197,687.30, 3,293,906.55 and 918,292.30 is: 1,376,341.86
Step by Step Solution
- Step 1: Write the proportion equation
2,197,687.30 : 3,293,906.55 = 918,292.30 : x - Step 2: Convert to fraction form
2,197,687.30/3,293,906.55 = 918,292.30/x - Step 3: Cross multiply
2,197,687.30x = 3,293,906.55 × 918,292.30 - Step 4: Simplify right side
2,197,687.30x = 3,024,769,021,784.57 - Step 5: Solve for x
x = 3,024,769,021,784.57/2,197,687.30 - Step 6: Final answer
x = 1,376,341.86
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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.