Finding the Fourth Proportional to 4,689,160.44, 7,032,756.49 and 1,322,580.12
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Solution
The fourth proportional to 4,689,160.44, 7,032,756.49 and 1,322,580.12 is: 1,983,592.59
Step by Step Solution
- Step 1: Write the proportion equation
4,689,160.44 : 7,032,756.49 = 1,322,580.12 : x - Step 2: Convert to fraction form
4,689,160.44/7,032,756.49 = 1,322,580.12/x - Step 3: Cross multiply
4,689,160.44x = 7,032,756.49 × 1,322,580.12 - Step 4: Simplify right side
4,689,160.44x = 9,301,383,892,795.69 - Step 5: Solve for x
x = 9,301,383,892,795.69/4,689,160.44 - Step 6: Final answer
x = 1,983,592.59
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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.