Finding the Fourth Proportional to 2,982,494.96, 4,115,696.36 and 1,693,166.12
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Solution
The fourth proportional to 2,982,494.96, 4,115,696.36 and 1,693,166.12 is: 2,336,485.97
Step by Step Solution
- Step 1: Write the proportion equation
2,982,494.96 : 4,115,696.36 = 1,693,166.12 : x - Step 2: Convert to fraction form
2,982,494.96/4,115,696.36 = 1,693,166.12/x - Step 3: Cross multiply
2,982,494.96x = 4,115,696.36 × 1,693,166.12 - Step 4: Simplify right side
2,982,494.96x = 6,968,557,636,959.32 - Step 5: Solve for x
x = 6,968,557,636,959.32/2,982,494.96 - Step 6: Final answer
x = 2,336,485.97
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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.