Finding the Fourth Proportional to 2,929,537.97, 4,042,794.73 and 1,622,810.02
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Solution
The fourth proportional to 2,929,537.97, 4,042,794.73 and 1,622,810.02 is: 2,239,495.74
Step by Step Solution
- Step 1: Write the proportion equation
2,929,537.97 : 4,042,794.73 = 1,622,810.02 : x - Step 2: Convert to fraction form
2,929,537.97/4,042,794.73 = 1,622,810.02/x - Step 3: Cross multiply
2,929,537.97x = 4,042,794.73 × 1,622,810.02 - Step 4: Simplify right side
2,929,537.97x = 6,560,687,796,647.19 - Step 5: Solve for x
x = 6,560,687,796,647.19/2,929,537.97 - Step 6: Final answer
x = 2,239,495.74
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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.