Finding the Fourth Proportional to 5,546,106.88, 8,319,138.40 and 1,759,884.96
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Solution
The fourth proportional to 5,546,106.88, 8,319,138.40 and 1,759,884.96 is: 2,639,820.48
Step by Step Solution
- Step 1: Write the proportion equation
5,546,106.88 : 8,319,138.40 = 1,759,884.96 : x - Step 2: Convert to fraction form
5,546,106.88/8,319,138.40 = 1,759,884.96/x - Step 3: Cross multiply
5,546,106.88x = 8,319,138.40 × 1,759,884.96 - Step 4: Simplify right side
5,546,106.88x = 14,640,726,550,318.46 - Step 5: Solve for x
x = 14,640,726,550,318.46/5,546,106.88 - Step 6: Final answer
x = 2,639,820.48
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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.