Finding the Fourth Proportional to 1,588,764.25, 2,192,496.13 and 863,611.95
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Solution
The fourth proportional to 1,588,764.25, 2,192,496.13 and 863,611.95 is: 1,191,785.28
Step by Step Solution
- Step 1: Write the proportion equation
1,588,764.25 : 2,192,496.13 = 863,611.95 : x - Step 2: Convert to fraction form
1,588,764.25/2,192,496.13 = 863,611.95/x - Step 3: Cross multiply
1,588,764.25x = 2,192,496.13 × 863,611.95 - Step 4: Simplify right side
1,588,764.25x = 1,893,465,842,916.21 - Step 5: Solve for x
x = 1,893,465,842,916.21/1,588,764.25 - Step 6: Final answer
x = 1,191,785.28
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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.