Finding the Fourth Proportional to 1,705,296.48, 2,543,122.57 and 1,682,415.06
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Solution
The fourth proportional to 1,705,296.48, 2,543,122.57 and 1,682,415.06 is: 2,508,999.32
Step by Step Solution
- Step 1: Write the proportion equation
1,705,296.48 : 2,543,122.57 = 1,682,415.06 : x - Step 2: Convert to fraction form
1,705,296.48/2,543,122.57 = 1,682,415.06/x - Step 3: Cross multiply
1,705,296.48x = 2,543,122.57 × 1,682,415.06 - Step 4: Simplify right side
1,705,296.48x = 4,278,587,711,193.90 - Step 5: Solve for x
x = 4,278,587,711,193.90/1,705,296.48 - Step 6: Final answer
x = 2,508,999.32
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.