Finding the Fourth Proportional to 3,497,776.12, 5,248,188.96 and 1,224,930.97
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Solution
The fourth proportional to 3,497,776.12, 5,248,188.96 and 1,224,930.97 is: 1,837,930.44
Step by Step Solution
- Step 1: Write the proportion equation
3,497,776.12 : 5,248,188.96 = 1,224,930.97 : x - Step 2: Convert to fraction form
3,497,776.12/5,248,188.96 = 1,224,930.97/x - Step 3: Cross multiply
3,497,776.12x = 5,248,188.96 × 1,224,930.97 - Step 4: Simplify right side
3,497,776.12x = 6,428,669,193,516.09 - Step 5: Solve for x
x = 6,428,669,193,516.09/3,497,776.12 - Step 6: Final answer
x = 1,837,930.44
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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.