Finding the Fourth Proportional to 2,072,218.24, 3,102,587.88 and 1,059,158.62
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Solution
The fourth proportional to 2,072,218.24, 3,102,587.88 and 1,059,158.62 is: 1,585,804.35
Step by Step Solution
- Step 1: Write the proportion equation
2,072,218.24 : 3,102,587.88 = 1,059,158.62 : x - Step 2: Convert to fraction form
2,072,218.24/3,102,587.88 = 1,059,158.62/x - Step 3: Cross multiply
2,072,218.24x = 3,102,587.88 × 1,059,158.62 - Step 4: Simplify right side
2,072,218.24x = 3,286,132,697,409.53 - Step 5: Solve for x
x = 3,286,132,697,409.53/2,072,218.24 - Step 6: Final answer
x = 1,585,804.35
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1.5x scale
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.