Finding the Fourth Proportional to 3,598,540.94, 4,965,982.29 and 1,966,959.02
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Solution
The fourth proportional to 3,598,540.94, 4,965,982.29 and 1,966,959.02 is: 2,714,401.15
Step by Step Solution
- Step 1: Write the proportion equation
3,598,540.94 : 4,965,982.29 = 1,966,959.02 : x - Step 2: Convert to fraction form
3,598,540.94/4,965,982.29 = 1,966,959.02/x - Step 3: Cross multiply
3,598,540.94x = 4,965,982.29 × 1,966,959.02 - Step 4: Simplify right side
3,598,540.94x = 9,767,883,658,475.76 - Step 5: Solve for x
x = 9,767,883,658,475.76/3,598,540.94 - Step 6: Final answer
x = 2,714,401.15
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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.