Finding the Fourth Proportional to 3,708,720.06, 5,117,965.93 and 2,054,861.14
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Solution
The fourth proportional to 3,708,720.06, 5,117,965.93 and 2,054,861.14 is: 2,835,670.83
Step by Step Solution
- Step 1: Write the proportion equation
3,708,720.06 : 5,117,965.93 = 2,054,861.14 : x - Step 2: Convert to fraction form
3,708,720.06/5,117,965.93 = 2,054,861.14/x - Step 3: Cross multiply
3,708,720.06x = 5,117,965.93 × 2,054,861.14 - Step 4: Simplify right side
3,708,720.06x = 10,516,709,279,811.13 - Step 5: Solve for x
x = 10,516,709,279,811.13/3,708,720.06 - Step 6: Final answer
x = 2,835,670.83
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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.