Finding the Fourth Proportional to 3,831,790.24, 5,722,852.58 and 3,471,240.41
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Solution
The fourth proportional to 3,831,790.24, 5,722,852.58 and 3,471,240.41 is: 5,184,364.45
Step by Step Solution
- Step 1: Write the proportion equation
3,831,790.24 : 5,722,852.58 = 3,471,240.41 : x - Step 2: Convert to fraction form
3,831,790.24/5,722,852.58 = 3,471,240.41/x - Step 3: Cross multiply
3,831,790.24x = 5,722,852.58 × 3,471,240.41 - Step 4: Simplify right side
3,831,790.24x = 19,865,397,118,812.56 - Step 5: Solve for x
x = 19,865,397,118,812.56/3,831,790.24 - Step 6: Final answer
x = 5,184,364.45
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.