Finding the Fourth Proportional to 1,623,874.98, 2,240,930.97 and 898,724.10
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Solution
The fourth proportional to 1,623,874.98, 2,240,930.97 and 898,724.10 is: 1,240,230.12
Step by Step Solution
- Step 1: Write the proportion equation
1,623,874.98 : 2,240,930.97 = 898,724.10 : x - Step 2: Convert to fraction form
1,623,874.98/2,240,930.97 = 898,724.10/x - Step 3: Cross multiply
1,623,874.98x = 2,240,930.97 × 898,724.10 - Step 4: Simplify right side
1,623,874.98x = 2,013,978,669,175.38 - Step 5: Solve for x
x = 2,013,978,669,175.38/1,623,874.98 - Step 6: Final answer
x = 1,240,230.12
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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.