Finding the Fourth Proportional to 2,696,950.97, 3,721,905.48 and 1,551,032.22
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Solution
The fourth proportional to 2,696,950.97, 3,721,905.48 and 1,551,032.22 is: 2,140,489.53
Step by Step Solution
- Step 1: Write the proportion equation
2,696,950.97 : 3,721,905.48 = 1,551,032.22 : x - Step 2: Convert to fraction form
2,696,950.97/3,721,905.48 = 1,551,032.22/x - Step 3: Cross multiply
2,696,950.97x = 3,721,905.48 × 1,551,032.22 - Step 4: Simplify right side
2,696,950.97x = 5,772,795,311,519.40 - Step 5: Solve for x
x = 5,772,795,311,519.40/2,696,950.97 - Step 6: Final answer
x = 2,140,489.53
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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.