Finding the Fourth Proportional to 2,740,681.26, 3,782,020.92 and 1,516,913.82
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Solution
The fourth proportional to 2,740,681.26, 3,782,020.92 and 1,516,913.82 is: 2,093,275.09
Step by Step Solution
- Step 1: Write the proportion equation
2,740,681.26 : 3,782,020.92 = 1,516,913.82 : x - Step 2: Convert to fraction form
2,740,681.26/3,782,020.92 = 1,516,913.82/x - Step 3: Cross multiply
2,740,681.26x = 3,782,020.92 × 1,516,913.82 - Step 4: Simplify right side
2,740,681.26x = 5,736,999,801,077.11 - Step 5: Solve for x
x = 5,736,999,801,077.11/2,740,681.26 - Step 6: Final answer
x = 2,093,275.09
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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.