Finding the Fourth Proportional to 5,607,263.72, 8,410,894.68 and 1,347,431.96
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Solution
The fourth proportional to 5,607,263.72, 8,410,894.68 and 1,347,431.96 is: 2,021,147.72
Step by Step Solution
- Step 1: Write the proportion equation
5,607,263.72 : 8,410,894.68 = 1,347,431.96 : x - Step 2: Convert to fraction form
5,607,263.72/8,410,894.68 = 1,347,431.96/x - Step 3: Cross multiply
5,607,263.72x = 8,410,894.68 × 1,347,431.96 - Step 4: Simplify right side
5,607,263.72x = 11,333,108,304,025.97 - Step 5: Solve for x
x = 11,333,108,304,025.97/5,607,263.72 - Step 6: Final answer
x = 2,021,147.72
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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.