Finding the Fourth Proportional to 1,607,755.08, 2,218,723.20 and 882,497.28
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Solution
The fourth proportional to 1,607,755.08, 2,218,723.20 and 882,497.28 is: 1,217,857.88
Step by Step Solution
- Step 1: Write the proportion equation
1,607,755.08 : 2,218,723.20 = 882,497.28 : x - Step 2: Convert to fraction form
1,607,755.08/2,218,723.20 = 882,497.28/x - Step 3: Cross multiply
1,607,755.08x = 2,218,723.20 × 882,497.28 - Step 4: Simplify right side
1,607,755.08x = 1,958,017,189,072.90 - Step 5: Solve for x
x = 1,958,017,189,072.90/1,607,755.08 - Step 6: Final answer
x = 1,217,857.88
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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.