Finding the Fourth Proportional to 1,943,192.16, 2,681,609.94 and 1,083,808.08
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Solution
The fourth proportional to 1,943,192.16, 2,681,609.94 and 1,083,808.08 is: 1,495,657.80
Step by Step Solution
- Step 1: Write the proportion equation
1,943,192.16 : 2,681,609.94 = 1,083,808.08 : x - Step 2: Convert to fraction form
1,943,192.16/2,681,609.94 = 1,083,808.08/x - Step 3: Cross multiply
1,943,192.16x = 2,681,609.94 × 1,083,808.08 - Step 4: Simplify right side
1,943,192.16x = 2,906,350,520,380.32 - Step 5: Solve for x
x = 2,906,350,520,380.32/1,943,192.16 - Step 6: Final answer
x = 1,495,657.80
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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.