Finding the Fourth Proportional to 1,698,837.63, 2,344,396.34 and 934,891.19
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Solution
The fourth proportional to 1,698,837.63, 2,344,396.34 and 934,891.19 is: 1,290,150.06
Step by Step Solution
- Step 1: Write the proportion equation
1,698,837.63 : 2,344,396.34 = 934,891.19 : x - Step 2: Convert to fraction form
1,698,837.63/2,344,396.34 = 934,891.19/x - Step 3: Cross multiply
1,698,837.63x = 2,344,396.34 × 934,891.19 - Step 4: Simplify right side
1,698,837.63x = 2,191,755,467,737.81 - Step 5: Solve for x
x = 2,191,755,467,737.81/1,698,837.63 - Step 6: Final answer
x = 1,290,150.06
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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.