Finding the Fourth Proportional to 2,161,251.03, 3,241,876.49 and 813,715.95
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Solution
The fourth proportional to 2,161,251.03, 3,241,876.49 and 813,715.95 is: 1,220,573.90
Step by Step Solution
- Step 1: Write the proportion equation
2,161,251.03 : 3,241,876.49 = 813,715.95 : x - Step 2: Convert to fraction form
2,161,251.03/3,241,876.49 = 813,715.95/x - Step 3: Cross multiply
2,161,251.03x = 3,241,876.49 × 813,715.95 - Step 4: Simplify right side
2,161,251.03x = 2,637,966,603,774.44 - Step 5: Solve for x
x = 2,637,966,603,774.44/2,161,251.03 - Step 6: Final answer
x = 1,220,573.90
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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.