Finding the Fourth Proportional to 3,726,524.60, 5,590,967.88 and 1,330,316.12
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Solution
The fourth proportional to 3,726,524.60, 5,590,967.88 and 1,330,316.12 is: 1,995,895.77
Step by Step Solution
- Step 1: Write the proportion equation
3,726,524.60 : 5,590,967.88 = 1,330,316.12 : x - Step 2: Convert to fraction form
3,726,524.60/5,590,967.88 = 1,330,316.12/x - Step 3: Cross multiply
3,726,524.60x = 5,590,967.88 × 1,330,316.12 - Step 4: Simplify right side
3,726,524.60x = 7,437,754,697,166.23 - Step 5: Solve for x
x = 7,437,754,697,166.23/3,726,524.60 - Step 6: Final answer
x = 1,995,895.77
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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.