Finding the Fourth Proportional to 1,297,103.99, 1,945,629.02 and 432,601.19
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Solution
The fourth proportional to 1,297,103.99, 1,945,629.02 and 432,601.19 is: 648,892.79
Step by Step Solution
- Step 1: Write the proportion equation
1,297,103.99 : 1,945,629.02 = 432,601.19 : x - Step 2: Convert to fraction form
1,297,103.99/1,945,629.02 = 432,601.19/x - Step 3: Cross multiply
1,297,103.99x = 1,945,629.02 × 432,601.19 - Step 4: Simplify right side
1,297,103.99x = 841,681,429,350.53 - Step 5: Solve for x
x = 841,681,429,350.53/1,297,103.99 - Step 6: Final answer
x = 648,892.79
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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.