Finding the Fourth Proportional to 2,223,357.50, 3,068,243.99 and 1,204,764.06
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Solution
The fourth proportional to 2,223,357.50, 3,068,243.99 and 1,204,764.06 is: 1,662,580.17
Step by Step Solution
- Step 1: Write the proportion equation
2,223,357.50 : 3,068,243.99 = 1,204,764.06 : x - Step 2: Convert to fraction form
2,223,357.50/3,068,243.99 = 1,204,764.06/x - Step 3: Cross multiply
2,223,357.50x = 3,068,243.99 × 1,204,764.06 - Step 4: Simplify right side
2,223,357.50x = 3,696,510,086,463 - Step 5: Solve for x
x = 3,696,510,086,463/2,223,357.50 - Step 6: Final answer
x = 1,662,580.17
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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.