Finding the Fourth Proportional to 3,368,664.18, 4,649,230.71 and 2,144,578.41
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Solution
The fourth proportional to 3,368,664.18, 4,649,230.71 and 2,144,578.41 is: 2,959,820.06
Step by Step Solution
- Step 1: Write the proportion equation
3,368,664.18 : 4,649,230.71 = 2,144,578.41 : x - Step 2: Convert to fraction form
3,368,664.18/4,649,230.71 = 2,144,578.41/x - Step 3: Cross multiply
3,368,664.18x = 4,649,230.71 × 2,144,578.41 - Step 4: Simplify right side
3,368,664.18x = 9,970,639,803,774.97 - Step 5: Solve for x
x = 9,970,639,803,774.97/3,368,664.18 - Step 6: Final answer
x = 2,959,820.06
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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.