Finding the Fourth Proportional to 5,768,538.73, 7,959,699.16 and 3,320,676.81
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Solution
The fourth proportional to 5,768,538.73, 7,959,699.16 and 3,320,676.81 is: 4,582,024.96
Step by Step Solution
- Step 1: Write the proportion equation
5,768,538.73 : 7,959,699.16 = 3,320,676.81 : x - Step 2: Convert to fraction form
5,768,538.73/7,959,699.16 = 3,320,676.81/x - Step 3: Cross multiply
5,768,538.73x = 7,959,699.16 × 3,320,676.81 - Step 4: Simplify right side
5,768,538.73x = 26,431,588,406,886.79 - Step 5: Solve for x
x = 26,431,588,406,886.79/5,768,538.73 - Step 6: Final answer
x = 4,582,024.96
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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.