Finding the Fourth Proportional to 2,407,720.05, 3,322,652.86 and 1,319,968.29
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Solution
The fourth proportional to 2,407,720.05, 3,322,652.86 and 1,319,968.29 is: 1,821,555.80
Step by Step Solution
- Step 1: Write the proportion equation
2,407,720.05 : 3,322,652.86 = 1,319,968.29 : x - Step 2: Convert to fraction form
2,407,720.05/3,322,652.86 = 1,319,968.29/x - Step 3: Cross multiply
2,407,720.05x = 3,322,652.86 × 1,319,968.29 - Step 4: Simplify right side
2,407,720.05x = 4,385,796,413,877.81 - Step 5: Solve for x
x = 4,385,796,413,877.81/2,407,720.05 - Step 6: Final answer
x = 1,821,555.80
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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.