Finding the Fourth Proportional to 3,115,763.70, 4,663,277.55 and 2,260,403.70
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Solution
The fourth proportional to 3,115,763.70, 4,663,277.55 and 2,260,403.70 is: 3,383,083.84
Step by Step Solution
- Step 1: Write the proportion equation
3,115,763.70 : 4,663,277.55 = 2,260,403.70 : x - Step 2: Convert to fraction form
3,115,763.70/4,663,277.55 = 2,260,403.70/x - Step 3: Cross multiply
3,115,763.70x = 4,663,277.55 × 2,260,403.70 - Step 4: Simplify right side
3,115,763.70x = 10,540,889,828,146.94 - Step 5: Solve for x
x = 10,540,889,828,146.94/3,115,763.70 - Step 6: Final answer
x = 3,383,083.84
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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.