Finding the Fourth Proportional to 1,361,691.54, 1,879,137.09 and 758,101.14
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Solution
The fourth proportional to 1,361,691.54, 1,879,137.09 and 758,101.14 is: 1,046,181.11
Step by Step Solution
- Step 1: Write the proportion equation
1,361,691.54 : 1,879,137.09 = 758,101.14 : x - Step 2: Convert to fraction form
1,361,691.54/1,879,137.09 = 758,101.14/x - Step 3: Cross multiply
1,361,691.54x = 1,879,137.09 × 758,101.14 - Step 4: Simplify right side
1,361,691.54x = 1,424,575,970,145.28 - Step 5: Solve for x
x = 1,424,575,970,145.28/1,361,691.54 - Step 6: Final answer
x = 1,046,181.11
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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.