Finding the Fourth Proportional to 5,207,455.12, 7,805,671.36 and 2,369,560.24
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Solution
The fourth proportional to 5,207,455.12, 7,805,671.36 and 2,369,560.24 is: 3,551,832.53
Step by Step Solution
- Step 1: Write the proportion equation
5,207,455.12 : 7,805,671.36 = 2,369,560.24 : x - Step 2: Convert to fraction form
5,207,455.12/7,805,671.36 = 2,369,560.24/x - Step 3: Cross multiply
5,207,455.12x = 7,805,671.36 × 2,369,560.24 - Step 4: Simplify right side
5,207,455.12x = 18,496,008,501,162.73 - Step 5: Solve for x
x = 18,496,008,501,162.73/5,207,455.12 - Step 6: Final answer
x = 3,551,832.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.