Finding the Fourth Proportional to 4,881,533.76, 6,737,262.24 and 3,116,194.68
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Solution
The fourth proportional to 4,881,533.76, 6,737,262.24 and 3,116,194.68 is: 4,300,824.66
Step by Step Solution
- Step 1: Write the proportion equation
4,881,533.76 : 6,737,262.24 = 3,116,194.68 : x - Step 2: Convert to fraction form
4,881,533.76/6,737,262.24 = 3,116,194.68/x - Step 3: Cross multiply
4,881,533.76x = 6,737,262.24 × 3,116,194.68 - Step 4: Simplify right side
4,881,533.76x = 20,994,620,750,052.89 - Step 5: Solve for x
x = 20,994,620,750,052.89/4,881,533.76 - Step 6: Final answer
x = 4,300,824.66
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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.