Finding the Fourth Proportional to 5,403,813.17, 7,456,041.36 and 3,227,930.42
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Solution
The fourth proportional to 5,403,813.17, 7,456,041.36 and 3,227,930.42 is: 4,453,814.73
Step by Step Solution
- Step 1: Write the proportion equation
5,403,813.17 : 7,456,041.36 = 3,227,930.42 : x - Step 2: Convert to fraction form
5,403,813.17/7,456,041.36 = 3,227,930.42/x - Step 3: Cross multiply
5,403,813.17x = 7,456,041.36 × 3,227,930.42 - Step 4: Simplify right side
5,403,813.17x = 24,067,582,702,582.52 - Step 5: Solve for x
x = 24,067,582,702,582.52/5,403,813.17 - Step 6: Final answer
x = 4,453,814.73
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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.