Finding the Fourth Proportional to 1,479,440.93, 2,219,183.27 and 414,415.67
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Solution
The fourth proportional to 1,479,440.93, 2,219,183.27 and 414,415.67 is: 621,629.64
Step by Step Solution
- Step 1: Write the proportion equation
1,479,440.93 : 2,219,183.27 = 414,415.67 : x - Step 2: Convert to fraction form
1,479,440.93/2,219,183.27 = 414,415.67/x - Step 3: Cross multiply
1,479,440.93x = 2,219,183.27 × 414,415.67 - Step 4: Simplify right side
1,479,440.93x = 919,664,328,273.84 - Step 5: Solve for x
x = 919,664,328,273.84/1,479,440.93 - Step 6: Final answer
x = 621,629.64
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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.