Finding the Fourth Proportional to 4,134,277.90, 6,202,675.74 and 2,113,940.97
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Solution
The fourth proportional to 4,134,277.90, 6,202,675.74 and 2,113,940.97 is: 3,171,555.15
Step by Step Solution
- Step 1: Write the proportion equation
4,134,277.90 : 6,202,675.74 = 2,113,940.97 : x - Step 2: Convert to fraction form
4,134,277.90/6,202,675.74 = 2,113,940.97/x - Step 3: Cross multiply
4,134,277.90x = 6,202,675.74 × 2,113,940.97 - Step 4: Simplify right side
4,134,277.90x = 13,112,090,378,338.35 - Step 5: Solve for x
x = 13,112,090,378,338.35/4,134,277.90 - Step 6: Final answer
x = 3,171,555.15
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.