Finding the Fourth Proportional to 3,408,192.48, 4,703,330.70 and 1,880,354.28
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Solution
The fourth proportional to 3,408,192.48, 4,703,330.70 and 1,880,354.28 is: 2,594,902.74
Step by Step Solution
- Step 1: Write the proportion equation
3,408,192.48 : 4,703,330.70 = 1,880,354.28 : x - Step 2: Convert to fraction form
3,408,192.48/4,703,330.70 = 1,880,354.28/x - Step 3: Cross multiply
3,408,192.48x = 4,703,330.70 × 1,880,354.28 - Step 4: Simplify right side
3,408,192.48x = 8,843,928,012,000.40 - Step 5: Solve for x
x = 8,843,928,012,000.40/3,408,192.48 - Step 6: Final answer
x = 2,594,902.74
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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.