Finding the Fourth Proportional to 3,523,555.58, 5,286,120.69 and 1,127,543.99
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Solution
The fourth proportional to 3,523,555.58, 5,286,120.69 and 1,127,543.99 is: 1,691,567.93
Step by Step Solution
- Step 1: Write the proportion equation
3,523,555.58 : 5,286,120.69 = 1,127,543.99 : x - Step 2: Convert to fraction form
3,523,555.58/5,286,120.69 = 1,127,543.99/x - Step 3: Cross multiply
3,523,555.58x = 5,286,120.69 × 1,127,543.99 - Step 4: Simplify right side
3,523,555.58x = 5,960,333,614,424.15 - Step 5: Solve for x
x = 5,960,333,614,424.15/3,523,555.58 - Step 6: Final answer
x = 1,691,567.93
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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.