Finding the Fourth Proportional to 2,715,477.64, 3,746,942.58 and 1,569,336.64
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Solution
The fourth proportional to 2,715,477.64, 3,746,942.58 and 1,569,336.64 is: 2,165,443.82
Step by Step Solution
- Step 1: Write the proportion equation
2,715,477.64 : 3,746,942.58 = 1,569,336.64 : x - Step 2: Convert to fraction form
2,715,477.64/3,746,942.58 = 1,569,336.64/x - Step 3: Cross multiply
2,715,477.64x = 3,746,942.58 × 1,569,336.64 - Step 4: Simplify right side
2,715,477.64x = 5,880,214,278,770.13 - Step 5: Solve for x
x = 5,880,214,278,770.13/2,715,477.64 - Step 6: Final answer
x = 2,165,443.82
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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.