Finding the Fourth Proportional to 2,016,072.10, 2,782,330.41 and 1,110,657.70
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Solution
The fourth proportional to 2,016,072.10, 2,782,330.41 and 1,110,657.70 is: 1,532,790.76
Step by Step Solution
- Step 1: Write the proportion equation
2,016,072.10 : 2,782,330.41 = 1,110,657.70 : x - Step 2: Convert to fraction form
2,016,072.10/2,782,330.41 = 1,110,657.70/x - Step 3: Cross multiply
2,016,072.10x = 2,782,330.41 × 1,110,657.70 - Step 4: Simplify right side
2,016,072.10x = 3,090,216,693,810.66 - Step 5: Solve for x
x = 3,090,216,693,810.66/2,016,072.10 - Step 6: Final answer
x = 1,532,790.76
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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.