Finding the Fourth Proportional to 2,008,189.50, 2,771,320.95 and 1,102,790.94
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Solution
The fourth proportional to 2,008,189.50, 2,771,320.95 and 1,102,790.94 is: 1,521,862.17
Step by Step Solution
- Step 1: Write the proportion equation
2,008,189.50 : 2,771,320.95 = 1,102,790.94 : x - Step 2: Convert to fraction form
2,008,189.50/2,771,320.95 = 1,102,790.94/x - Step 3: Cross multiply
2,008,189.50x = 2,771,320.95 × 1,102,790.94 - Step 4: Simplify right side
2,008,189.50x = 3,056,187,635,492.19 - Step 5: Solve for x
x = 3,056,187,635,492.19/2,008,189.50 - Step 6: Final answer
x = 1,521,862.17
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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.