Finding the Fourth Proportional to 2,670,746.96, 3,685,786.54 and 1,509,163.62
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Solution
The fourth proportional to 2,670,746.96, 3,685,786.54 and 1,509,163.62 is: 2,082,733.80
Step by Step Solution
- Step 1: Write the proportion equation
2,670,746.96 : 3,685,786.54 = 1,509,163.62 : x - Step 2: Convert to fraction form
2,670,746.96/3,685,786.54 = 1,509,163.62/x - Step 3: Cross multiply
2,670,746.96x = 3,685,786.54 × 1,509,163.62 - Step 4: Simplify right side
2,670,746.96x = 5,562,454,957,253.68 - Step 5: Solve for x
x = 5,562,454,957,253.68/2,670,746.96 - Step 6: Final answer
x = 2,082,733.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.