Finding the Fourth Proportional to 2,408,543.75, 3,323,836.04 and 1,320,750.45
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Solution
The fourth proportional to 2,408,543.75, 3,323,836.04 and 1,320,750.45 is: 1,822,660.66
Step by Step Solution
- Step 1: Write the proportion equation
2,408,543.75 : 3,323,836.04 = 1,320,750.45 : x - Step 2: Convert to fraction form
2,408,543.75/3,323,836.04 = 1,320,750.45/x - Step 3: Cross multiply
2,408,543.75x = 3,323,836.04 × 1,320,750.45 - Step 4: Simplify right side
2,408,543.75x = 4,389,957,938,952.47 - Step 5: Solve for x
x = 4,389,957,938,952.47/2,408,543.75 - Step 6: Final answer
x = 1,822,660.66
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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.