Finding the Fourth Proportional to 5,768,536.44, 7,959,696.01 and 3,320,674.49
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Solution
The fourth proportional to 5,768,536.44, 7,959,696.01 and 3,320,674.49 is: 4,582,021.76
Step by Step Solution
- Step 1: Write the proportion equation
5,768,536.44 : 7,959,696.01 = 3,320,674.49 : x - Step 2: Convert to fraction form
5,768,536.44/7,959,696.01 = 3,320,674.49/x - Step 3: Cross multiply
5,768,536.44x = 7,959,696.01 × 3,320,674.49 - Step 4: Simplify right side
5,768,536.44x = 26,431,559,488,561.79 - Step 5: Solve for x
x = 26,431,559,488,561.79/5,768,536.44 - Step 6: Final answer
x = 4,582,021.76
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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.