Finding the Fourth Proportional to 4,405,220.76, 6,081,340.62 and 2,954,385.48
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Solution
The fourth proportional to 4,405,220.76, 6,081,340.62 and 2,954,385.48 is: 4,078,484.46
Step by Step Solution
- Step 1: Write the proportion equation
4,405,220.76 : 6,081,340.62 = 2,954,385.48 : x - Step 2: Convert to fraction form
4,405,220.76/6,081,340.62 = 2,954,385.48/x - Step 3: Cross multiply
4,405,220.76x = 6,081,340.62 × 2,954,385.48 - Step 4: Simplify right side
4,405,220.76x = 17,966,624,426,662.20 - Step 5: Solve for x
x = 17,966,624,426,662.20/4,405,220.76 - Step 6: Final answer
x = 4,078,484.46
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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.