Finding the Fourth Proportional to 2,398,617.42, 3,310,084.01 and 1,310,888.70
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Solution
The fourth proportional to 2,398,617.42, 3,310,084.01 and 1,310,888.70 is: 1,809,022.01
Step by Step Solution
- Step 1: Write the proportion equation
2,398,617.42 : 3,310,084.01 = 1,310,888.70 : x - Step 2: Convert to fraction form
2,398,617.42/3,310,084.01 = 1,310,888.70/x - Step 3: Cross multiply
2,398,617.42x = 3,310,084.01 × 1,310,888.70 - Step 4: Simplify right side
2,398,617.42x = 4,339,151,718,205.24 - Step 5: Solve for x
x = 4,339,151,718,205.24/2,398,617.42 - Step 6: Final answer
x = 1,809,022.01
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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.