Finding the Fourth Proportional to 3,101,366.68, 4,279,258.86 and 1,811,957.95
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Solution
The fourth proportional to 3,101,366.68, 4,279,258.86 and 1,811,957.95 is: 2,500,135.56
Step by Step Solution
- Step 1: Write the proportion equation
3,101,366.68 : 4,279,258.86 = 1,811,957.95 : x - Step 2: Convert to fraction form
3,101,366.68/4,279,258.86 = 1,811,957.95/x - Step 3: Cross multiply
3,101,366.68x = 4,279,258.86 × 1,811,957.95 - Step 4: Simplify right side
3,101,366.68x = 7,753,837,110,039.17 - Step 5: Solve for x
x = 7,753,837,110,039.17/3,101,366.68 - Step 6: Final answer
x = 2,500,135.56
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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.