Finding the Fourth Proportional to 3,341,393.96, 4,611,128.18 and 1,813,501.08
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Solution
The fourth proportional to 3,341,393.96, 4,611,128.18 and 1,813,501.08 is: 2,502,633.94
Step by Step Solution
- Step 1: Write the proportion equation
3,341,393.96 : 4,611,128.18 = 1,813,501.08 : x - Step 2: Convert to fraction form
3,341,393.96/4,611,128.18 = 1,813,501.08/x - Step 3: Cross multiply
3,341,393.96x = 4,611,128.18 × 1,813,501.08 - Step 4: Simplify right side
3,341,393.96x = 8,362,285,925,380.93 - Step 5: Solve for x
x = 8,362,285,925,380.93/3,341,393.96 - Step 6: Final answer
x = 2,502,633.94
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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.