Finding the Fourth Proportional to 1,497,395.49, 2,245,195.41 and 686,764.68
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Solution
The fourth proportional to 1,497,395.49, 2,245,195.41 and 686,764.68 is: 1,029,735.24
Step by Step Solution
- Step 1: Write the proportion equation
1,497,395.49 : 2,245,195.41 = 686,764.68 : x - Step 2: Convert to fraction form
1,497,395.49/2,245,195.41 = 686,764.68/x - Step 3: Cross multiply
1,497,395.49x = 2,245,195.41 × 686,764.68 - Step 4: Simplify right side
1,497,395.49x = 1,541,920,907,286.12 - Step 5: Solve for x
x = 1,541,920,907,286.12/1,497,395.49 - Step 6: Final answer
x = 1,029,735.24
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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.