Finding the Fourth Proportional to 1,120,899.80, 1,546,797.14 and 662,161.68
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Solution
The fourth proportional to 1,120,899.80, 1,546,797.14 and 662,161.68 is: 913,756.78
Step by Step Solution
- Step 1: Write the proportion equation
1,120,899.80 : 1,546,797.14 = 662,161.68 : x - Step 2: Convert to fraction form
1,120,899.80/1,546,797.14 = 662,161.68/x - Step 3: Cross multiply
1,120,899.80x = 1,546,797.14 × 662,161.68 - Step 4: Simplify right side
1,120,899.80x = 1,024,229,792,841.60 - Step 5: Solve for x
x = 1,024,229,792,841.60/1,120,899.80 - Step 6: Final answer
x = 913,756.78
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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.