Finding the Fourth Proportional to 2,808,542.49, 4,213,251.15 and 914,843.49
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Solution
The fourth proportional to 2,808,542.49, 4,213,251.15 and 914,843.49 is: 1,372,407.72
Step by Step Solution
- Step 1: Write the proportion equation
2,808,542.49 : 4,213,251.15 = 914,843.49 : x - Step 2: Convert to fraction form
2,808,542.49/4,213,251.15 = 914,843.49/x - Step 3: Cross multiply
2,808,542.49x = 4,213,251.15 × 914,843.49 - Step 4: Simplify right side
2,808,542.49x = 3,854,465,386,312.51 - Step 5: Solve for x
x = 3,854,465,386,312.51/2,808,542.49 - Step 6: Final answer
x = 1,372,407.72
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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.