Finding the Fourth Proportional to 1,631,572.01, 2,435,381.67 and 1,511,333.49
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Solution
The fourth proportional to 1,631,572.01, 2,435,381.67 and 1,511,333.49 is: 2,255,906.49
Step by Step Solution
- Step 1: Write the proportion equation
1,631,572.01 : 2,435,381.67 = 1,511,333.49 : x - Step 2: Convert to fraction form
1,631,572.01/2,435,381.67 = 1,511,333.49/x - Step 3: Cross multiply
1,631,572.01x = 2,435,381.67 × 1,511,333.49 - Step 4: Simplify right side
1,631,572.01x = 3,680,673,878,803.13 - Step 5: Solve for x
x = 3,680,673,878,803.13/1,631,572.01 - Step 6: Final answer
x = 2,255,906.49
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.