Finding the Fourth Proportional to 4,586,538.60, 6,885,056.70 and 2,694,346.20
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Solution
The fourth proportional to 4,586,538.60, 6,885,056.70 and 2,694,346.20 is: 4,044,602.69
Step by Step Solution
- Step 1: Write the proportion equation
4,586,538.60 : 6,885,056.70 = 2,694,346.20 : x - Step 2: Convert to fraction form
4,586,538.60/6,885,056.70 = 2,694,346.20/x - Step 3: Cross multiply
4,586,538.60x = 6,885,056.70 × 2,694,346.20 - Step 4: Simplify right side
4,586,538.60x = 18,550,726,356,429.54 - Step 5: Solve for x
x = 18,550,726,356,429.54/4,586,538.60 - Step 6: Final answer
x = 4,044,602.69
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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.