Finding the Fourth Proportional to 1,295,103.28, 1,942,515.60 and 348,569.68
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Solution
The fourth proportional to 1,295,103.28, 1,942,515.60 and 348,569.68 is: 522,817.02
Step by Step Solution
- Step 1: Write the proportion equation
1,295,103.28 : 1,942,515.60 = 348,569.68 : x - Step 2: Convert to fraction form
1,295,103.28/1,942,515.60 = 348,569.68/x - Step 3: Cross multiply
1,295,103.28x = 1,942,515.60 × 348,569.68 - Step 4: Simplify right side
1,295,103.28x = 677,102,041,087.01 - Step 5: Solve for x
x = 677,102,041,087.01/1,295,103.28 - Step 6: Final answer
x = 522,817.02
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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.