Finding the Fourth Proportional to 5,526,523.80, 8,289,785.70 and 2,495,341.80
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Solution
The fourth proportional to 5,526,523.80, 8,289,785.70 and 2,495,341.80 is: 3,743,012.70
Step by Step Solution
- Step 1: Write the proportion equation
5,526,523.80 : 8,289,785.70 = 2,495,341.80 : x - Step 2: Convert to fraction form
5,526,523.80/8,289,785.70 = 2,495,341.80/x - Step 3: Cross multiply
5,526,523.80x = 8,289,785.70 × 2,495,341.80 - Step 4: Simplify right side
5,526,523.80x = 20,685,848,770,252.26 - Step 5: Solve for x
x = 20,685,848,770,252.26/5,526,523.80 - Step 6: Final answer
x = 3,743,012.70
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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.