Finding the Fourth Proportional to 3,477,038.73, 5,215,476.68 and 918,432.24
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Solution
The fourth proportional to 3,477,038.73, 5,215,476.68 and 918,432.24 is: 1,377,626.85
Step by Step Solution
- Step 1: Write the proportion equation
3,477,038.73 : 5,215,476.68 = 918,432.24 : x - Step 2: Convert to fraction form
3,477,038.73/5,215,476.68 = 918,432.24/x - Step 3: Cross multiply
3,477,038.73x = 5,215,476.68 × 918,432.24 - Step 4: Simplify right side
3,477,038.73x = 4,790,061,914,340.27 - Step 5: Solve for x
x = 4,790,061,914,340.27/3,477,038.73 - Step 6: Final answer
x = 1,377,626.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.