Finding the Fourth Proportional to 5,264,485.39, 7,896,707.23 and 1,670,532.60
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Solution
The fourth proportional to 5,264,485.39, 7,896,707.23 and 1,670,532.60 is: 2,505,792.28
Step by Step Solution
- Step 1: Write the proportion equation
5,264,485.39 : 7,896,707.23 = 1,670,532.60 : x - Step 2: Convert to fraction form
5,264,485.39/7,896,707.23 = 1,670,532.60/x - Step 3: Cross multiply
5,264,485.39x = 7,896,707.23 × 1,670,532.60 - Step 4: Simplify right side
5,264,485.39x = 13,191,706,860,370.70 - Step 5: Solve for x
x = 13,191,706,860,370.70/5,264,485.39 - Step 6: Final answer
x = 2,505,792.28
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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.