Finding the Fourth Proportional to 3,351,394.74, 4,624,788.56 and 1,901,059.05
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Solution
The fourth proportional to 3,351,394.74, 4,624,788.56 and 1,901,059.05 is: 2,623,384.23
Step by Step Solution
- Step 1: Write the proportion equation
3,351,394.74 : 4,624,788.56 = 1,901,059.05 : x - Step 2: Convert to fraction form
3,351,394.74/4,624,788.56 = 1,901,059.05/x - Step 3: Cross multiply
3,351,394.74x = 4,624,788.56 × 1,901,059.05 - Step 4: Simplify right side
3,351,394.74x = 8,791,996,128,147.69 - Step 5: Solve for x
x = 8,791,996,128,147.69/3,351,394.74 - Step 6: Final answer
x = 2,623,384.23
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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.