Finding the Fourth Proportional to 5,071,459.09, 7,607,631.56 and 1,284,941.97
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Solution
The fourth proportional to 5,071,459.09, 7,607,631.56 and 1,284,941.97 is: 1,927,525.18
Step by Step Solution
- Step 1: Write the proportion equation
5,071,459.09 : 7,607,631.56 = 1,284,941.97 : x - Step 2: Convert to fraction form
5,071,459.09/7,607,631.56 = 1,284,941.97/x - Step 3: Cross multiply
5,071,459.09x = 7,607,631.56 × 1,284,941.97 - Step 4: Simplify right side
5,071,459.09x = 9,775,365,083,740.57 - Step 5: Solve for x
x = 9,775,365,083,740.57/5,071,459.09 - Step 6: Final answer
x = 1,927,525.18
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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.