Finding the Fourth Proportional to 2,273,722.88, 3,138,265.08 and 1,499,493.44
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Solution
The fourth proportional to 2,273,722.88, 3,138,265.08 and 1,499,493.44 is: 2,069,648.83
Step by Step Solution
- Step 1: Write the proportion equation
2,273,722.88 : 3,138,265.08 = 1,499,493.44 : x - Step 2: Convert to fraction form
2,273,722.88/3,138,265.08 = 1,499,493.44/x - Step 3: Cross multiply
2,273,722.88x = 3,138,265.08 × 1,499,493.44 - Step 4: Simplify right side
2,273,722.88x = 4,705,807,900,441.08 - Step 5: Solve for x
x = 4,705,807,900,441.08/2,273,722.88 - Step 6: Final answer
x = 2,069,648.83
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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.