Finding the Fourth Proportional to 2,212,294.95, 3,053,026.11 and 1,245,461.94
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Solution
The fourth proportional to 2,212,294.95, 3,053,026.11 and 1,245,461.94 is: 1,718,770.74
Step by Step Solution
- Step 1: Write the proportion equation
2,212,294.95 : 3,053,026.11 = 1,245,461.94 : x - Step 2: Convert to fraction form
2,212,294.95/3,053,026.11 = 1,245,461.94/x - Step 3: Cross multiply
2,212,294.95x = 3,053,026.11 × 1,245,461.94 - Step 4: Simplify right side
2,212,294.95x = 3,802,427,821,831.25 - Step 5: Solve for x
x = 3,802,427,821,831.25/2,212,294.95 - Step 6: Final answer
x = 1,718,770.74
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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.