Finding the Fourth Proportional to 4,448,411.54, 6,138,802.05 and 2,411,220.50
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Solution
The fourth proportional to 4,448,411.54, 6,138,802.05 and 2,411,220.50 is: 3,327,481.11
Step by Step Solution
- Step 1: Write the proportion equation
4,448,411.54 : 6,138,802.05 = 2,411,220.50 : x - Step 2: Convert to fraction form
4,448,411.54/6,138,802.05 = 2,411,220.50/x - Step 3: Cross multiply
4,448,411.54x = 6,138,802.05 × 2,411,220.50 - Step 4: Simplify right side
4,448,411.54x = 14,802,005,348,402.03 - Step 5: Solve for x
x = 14,802,005,348,402.03/4,448,411.54 - Step 6: Final answer
x = 3,327,481.11
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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.