Finding the Fourth Proportional to 1,511,318.06, 2,085,588.92 and 822,998.08
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Solution
The fourth proportional to 1,511,318.06, 2,085,588.92 and 822,998.08 is: 1,135,721.01
Step by Step Solution
- Step 1: Write the proportion equation
1,511,318.06 : 2,085,588.92 = 822,998.08 : x - Step 2: Convert to fraction form
1,511,318.06/2,085,588.92 = 822,998.08/x - Step 3: Cross multiply
1,511,318.06x = 2,085,588.92 × 822,998.08 - Step 4: Simplify right side
1,511,318.06x = 1,716,435,676,829.27 - Step 5: Solve for x
x = 1,716,435,676,829.27/1,511,318.06 - Step 6: Final answer
x = 1,135,721.01
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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.