Finding the Fourth Proportional to 1,656,322.92, 2,285,711.88 and 931,173.84
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Solution
The fourth proportional to 1,656,322.92, 2,285,711.88 and 931,173.84 is: 1,285,012.17
Step by Step Solution
- Step 1: Write the proportion equation
1,656,322.92 : 2,285,711.88 = 931,173.84 : x - Step 2: Convert to fraction form
1,656,322.92/2,285,711.88 = 931,173.84/x - Step 3: Cross multiply
1,656,322.92x = 2,285,711.88 × 931,173.84 - Step 4: Simplify right side
1,656,322.92x = 2,128,395,108,433.22 - Step 5: Solve for x
x = 2,128,395,108,433.22/1,656,322.92 - Step 6: Final answer
x = 1,285,012.17
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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.