Finding the Fourth Proportional to 1,135,141.91, 1,565,532.06 and 959,194.31
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Solution
The fourth proportional to 1,135,141.91, 1,565,532.06 and 959,194.31 is: 1,322,873.76
Step by Step Solution
- Step 1: Write the proportion equation
1,135,141.91 : 1,565,532.06 = 959,194.31 : x - Step 2: Convert to fraction form
1,135,141.91/1,565,532.06 = 959,194.31/x - Step 3: Cross multiply
1,135,141.91x = 1,565,532.06 × 959,194.31 - Step 4: Simplify right side
1,135,141.91x = 1,501,649,436,246.92 - Step 5: Solve for x
x = 1,501,649,436,246.92/1,135,141.91 - Step 6: Final answer
x = 1,322,873.76
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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.