Finding the Fourth Proportional to 2,424,710.12, 3,346,324.44 and 1,392,353.18
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Solution
The fourth proportional to 2,424,710.12, 3,346,324.44 and 1,392,353.18 is: 1,921,576.28
Step by Step Solution
- Step 1: Write the proportion equation
2,424,710.12 : 3,346,324.44 = 1,392,353.18 : x - Step 2: Convert to fraction form
2,424,710.12/3,346,324.44 = 1,392,353.18/x - Step 3: Cross multiply
2,424,710.12x = 3,346,324.44 × 1,392,353.18 - Step 4: Simplify right side
2,424,710.12x = 4,659,265,458,614.10 - Step 5: Solve for x
x = 4,659,265,458,614.10/2,424,710.12 - Step 6: Final answer
x = 1,921,576.28
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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.