Finding the Fourth Proportional to 1,208,566.08, 1,667,832.30 and 657,286.92
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Solution
The fourth proportional to 1,208,566.08, 1,667,832.30 and 657,286.92 is: 907,061.99
Step by Step Solution
- Step 1: Write the proportion equation
1,208,566.08 : 1,667,832.30 = 657,286.92 : x - Step 2: Convert to fraction form
1,208,566.08/1,667,832.30 = 657,286.92/x - Step 3: Cross multiply
1,208,566.08x = 1,667,832.30 × 657,286.92 - Step 4: Simplify right side
1,208,566.08x = 1,096,244,355,543.52 - Step 5: Solve for x
x = 1,096,244,355,543.52/1,208,566.08 - Step 6: Final answer
x = 907,061.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.