Finding the Fourth Proportional to 1,481,286.54, 2,221,583.13 and 416,430.30
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Solution
The fourth proportional to 1,481,286.54, 2,221,583.13 and 416,430.30 is: 624,547.99
Step by Step Solution
- Step 1: Write the proportion equation
1,481,286.54 : 2,221,583.13 = 416,430.30 : x - Step 2: Convert to fraction form
1,481,286.54/2,221,583.13 = 416,430.30/x - Step 3: Cross multiply
1,481,286.54x = 2,221,583.13 × 416,430.30 - Step 4: Simplify right side
1,481,286.54x = 925,134,529,300.84 - Step 5: Solve for x
x = 925,134,529,300.84/1,481,286.54 - Step 6: Final answer
x = 624,547.99
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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.