Finding the Fourth Proportional to 5,351,437.41, 7,384,988.63 and 3,059,646.09
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Solution
The fourth proportional to 5,351,437.41, 7,384,988.63 and 3,059,646.09 is: 4,222,314.46
Step by Step Solution
- Step 1: Write the proportion equation
5,351,437.41 : 7,384,988.63 = 3,059,646.09 : x - Step 2: Convert to fraction form
5,351,437.41/7,384,988.63 = 3,059,646.09/x - Step 3: Cross multiply
5,351,437.41x = 7,384,988.63 × 3,059,646.09 - Step 4: Simplify right side
5,351,437.41x = 22,595,451,534,250.78 - Step 5: Solve for x
x = 22,595,451,534,250.78/5,351,437.41 - Step 6: Final answer
x = 4,222,314.46
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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.