Finding the Fourth Proportional to 2,235,117.44, 3,084,462.24 and 1,216,529.60
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Solution
The fourth proportional to 2,235,117.44, 3,084,462.24 and 1,216,529.60 is: 1,678,810.94
Step by Step Solution
- Step 1: Write the proportion equation
2,235,117.44 : 3,084,462.24 = 1,216,529.60 : x - Step 2: Convert to fraction form
2,235,117.44/3,084,462.24 = 1,216,529.60/x - Step 3: Cross multiply
2,235,117.44x = 3,084,462.24 × 1,216,529.60 - Step 4: Simplify right side
2,235,117.44x = 3,752,339,615,042.31 - Step 5: Solve for x
x = 3,752,339,615,042.31/2,235,117.44 - Step 6: Final answer
x = 1,678,810.94
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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.