Finding the Fourth Proportional to 2,128,324.23, 2,932,097.00 and 1,482,576.03
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Solution
The fourth proportional to 2,128,324.23, 2,932,097.00 and 1,482,576.03 is: 2,042,478.61
Step by Step Solution
- Step 1: Write the proportion equation
2,128,324.23 : 2,932,097.00 = 1,482,576.03 : x - Step 2: Convert to fraction form
2,128,324.23/2,932,097.00 = 1,482,576.03/x - Step 3: Cross multiply
2,128,324.23x = 2,932,097.00 × 1,482,576.03 - Step 4: Simplify right side
2,128,324.23x = 4,347,056,722,422.03 - Step 5: Solve for x
x = 4,347,056,722,422.03/2,128,324.23 - Step 6: Final answer
x = 2,042,478.61
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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.