Finding the Fourth Proportional to 2,407,622.18, 3,322,518.14 and 1,319,901.46
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Solution
The fourth proportional to 2,407,622.18, 3,322,518.14 and 1,319,901.46 is: 1,821,463.76
Step by Step Solution
- Step 1: Write the proportion equation
2,407,622.18 : 3,322,518.14 = 1,319,901.46 : x - Step 2: Convert to fraction form
2,407,622.18/3,322,518.14 = 1,319,901.46/x - Step 3: Cross multiply
2,407,622.18x = 3,322,518.14 × 1,319,901.46 - Step 4: Simplify right side
2,407,622.18x = 4,385,396,543,862.48 - Step 5: Solve for x
x = 4,385,396,543,862.48/2,407,622.18 - Step 6: Final answer
x = 1,821,463.76
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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.