Finding the Fourth Proportional to 1,157,197.44, 1,596,914.58 and 647,918.04
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Solution
The fourth proportional to 1,157,197.44, 1,596,914.58 and 647,918.04 is: 894,116.88
Step by Step Solution
- Step 1: Write the proportion equation
1,157,197.44 : 1,596,914.58 = 647,918.04 : x - Step 2: Convert to fraction form
1,157,197.44/1,596,914.58 = 647,918.04/x - Step 3: Cross multiply
1,157,197.44x = 1,596,914.58 × 647,918.04 - Step 4: Simplify right side
1,157,197.44x = 1,034,669,764,721.02 - Step 5: Solve for x
x = 1,034,669,764,721.02/1,157,197.44 - Step 6: Final answer
x = 894,116.88
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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.