Finding the Fourth Proportional to 1,135,271.92, 1,565,047.38 and 893,133.96
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Solution
The fourth proportional to 1,135,271.92, 1,565,047.38 and 893,133.96 is: 1,231,244.20
Step by Step Solution
- Step 1: Write the proportion equation
1,135,271.92 : 1,565,047.38 = 893,133.96 : x - Step 2: Convert to fraction form
1,135,271.92/1,565,047.38 = 893,133.96/x - Step 3: Cross multiply
1,135,271.92x = 1,565,047.38 × 893,133.96 - Step 4: Simplify right side
1,135,271.92x = 1,397,796,964,087.02 - Step 5: Solve for x
x = 1,397,796,964,087.02/1,135,271.92 - Step 6: Final answer
x = 1,231,244.20
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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.