Finding the Fourth Proportional to 5,133,693.15, 7,084,549.04 and 2,841,804.63
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Solution
The fourth proportional to 5,133,693.15, 7,084,549.04 and 2,841,804.63 is: 3,921,719.45
Step by Step Solution
- Step 1: Write the proportion equation
5,133,693.15 : 7,084,549.04 = 2,841,804.63 : x - Step 2: Convert to fraction form
5,133,693.15/7,084,549.04 = 2,841,804.63/x - Step 3: Cross multiply
5,133,693.15x = 7,084,549.04 × 2,841,804.63 - Step 4: Simplify right side
5,133,693.15x = 20,132,904,263,334.05 - Step 5: Solve for x
x = 20,132,904,263,334.05/5,133,693.15 - Step 6: Final answer
x = 3,921,719.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.