Finding the Fourth Proportional to 4,008,625.11, 6,013,787.90 and 1,312,751.07
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Solution
The fourth proportional to 4,008,625.11, 6,013,787.90 and 1,312,751.07 is: 1,969,405.04
Step by Step Solution
- Step 1: Write the proportion equation
4,008,625.11 : 6,013,787.90 = 1,312,751.07 : x - Step 2: Convert to fraction form
4,008,625.11/6,013,787.90 = 1,312,751.07/x - Step 3: Cross multiply
4,008,625.11x = 6,013,787.90 × 1,312,751.07 - Step 4: Simplify right side
4,008,625.11x = 7,894,606,493,914.30 - Step 5: Solve for x
x = 7,894,606,493,914.30/4,008,625.11 - Step 6: Final answer
x = 1,969,405.04
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.