Finding the Fourth Proportional to 4,317,101.82, 6,474,524.40 and 1,283,650.74
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Solution
The fourth proportional to 4,317,101.82, 6,474,524.40 and 1,283,650.74 is: 1,925,140.61
Step by Step Solution
- Step 1: Write the proportion equation
4,317,101.82 : 6,474,524.40 = 1,283,650.74 : x - Step 2: Convert to fraction form
4,317,101.82/6,474,524.40 = 1,283,650.74/x - Step 3: Cross multiply
4,317,101.82x = 6,474,524.40 × 1,283,650.74 - Step 4: Simplify right side
4,317,101.82x = 8,311,028,037,208.06 - Step 5: Solve for x
x = 8,311,028,037,208.06/4,317,101.82 - Step 6: Final answer
x = 1,925,140.61
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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.