Finding the Fourth Proportional to 2,929,537.14, 4,042,793.58 and 1,622,809.20
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Solution
The fourth proportional to 2,929,537.14, 4,042,793.58 and 1,622,809.20 is: 2,239,494.60
Step by Step Solution
- Step 1: Write the proportion equation
2,929,537.14 : 4,042,793.58 = 1,622,809.20 : x - Step 2: Convert to fraction form
2,929,537.14/4,042,793.58 = 1,622,809.20/x - Step 3: Cross multiply
2,929,537.14x = 4,042,793.58 × 1,622,809.20 - Step 4: Simplify right side
2,929,537.14x = 6,560,682,615,324.94 - Step 5: Solve for x
x = 6,560,682,615,324.94/2,929,537.14 - Step 6: Final answer
x = 2,239,494.60
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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.