Finding the Fourth Proportional to 1,772,782.09, 2,660,003.52 and 873,733.75
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Solution
The fourth proportional to 1,772,782.09, 2,660,003.52 and 873,733.75 is: 1,311,009.89
Step by Step Solution
- Step 1: Write the proportion equation
1,772,782.09 : 2,660,003.52 = 873,733.75 : x - Step 2: Convert to fraction form
1,772,782.09/2,660,003.52 = 873,733.75/x - Step 3: Cross multiply
1,772,782.09x = 2,660,003.52 × 873,733.75 - Step 4: Simplify right side
1,772,782.09x = 2,324,134,850,542.80 - Step 5: Solve for x
x = 2,324,134,850,542.80/1,772,782.09 - Step 6: Final answer
x = 1,311,009.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.