Finding the Fourth Proportional to 4,657,711.74, 6,427,576.36 and 2,620,516.38
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Solution
The fourth proportional to 4,657,711.74, 6,427,576.36 and 2,620,516.38 is: 3,616,275.56
Step by Step Solution
- Step 1: Write the proportion equation
4,657,711.74 : 6,427,576.36 = 2,620,516.38 : x - Step 2: Convert to fraction form
4,657,711.74/6,427,576.36 = 2,620,516.38/x - Step 3: Cross multiply
4,657,711.74x = 6,427,576.36 × 2,620,516.38 - Step 4: Simplify right side
4,657,711.74x = 16,843,569,135,080.78 - Step 5: Solve for x
x = 16,843,569,135,080.78/4,657,711.74 - Step 6: Final answer
x = 3,616,275.56
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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.