Finding the Fourth Proportional to 2,208,077.26, 3,312,111.74 and 691,876.26
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Solution
The fourth proportional to 2,208,077.26, 3,312,111.74 and 691,876.26 is: 1,037,813.09
Step by Step Solution
- Step 1: Write the proportion equation
2,208,077.26 : 3,312,111.74 = 691,876.26 : x - Step 2: Convert to fraction form
2,208,077.26/3,312,111.74 = 691,876.26/x - Step 3: Cross multiply
2,208,077.26x = 3,312,111.74 × 691,876.26 - Step 4: Simplify right side
2,208,077.26x = 2,291,571,485,102.98 - Step 5: Solve for x
x = 2,291,571,485,102.98/2,208,077.26 - Step 6: Final answer
x = 1,037,813.09
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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.