Finding the Fourth Proportional to 3,077,880.84, 4,247,466.66 and 1,719,754.92
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Solution
The fourth proportional to 3,077,880.84, 4,247,466.66 and 1,719,754.92 is: 2,373,256.82
Step by Step Solution
- Step 1: Write the proportion equation
3,077,880.84 : 4,247,466.66 = 1,719,754.92 : x - Step 2: Convert to fraction form
3,077,880.84/4,247,466.66 = 1,719,754.92/x - Step 3: Cross multiply
3,077,880.84x = 4,247,466.66 × 1,719,754.92 - Step 4: Simplify right side
3,077,880.84x = 7,304,601,686,070.97 - Step 5: Solve for x
x = 7,304,601,686,070.97/3,077,880.84 - Step 6: Final answer
x = 2,373,256.82
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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.