Finding the Fourth Proportional to 1,295,124.41, 1,942,266.21 and 430,327.08
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Solution
The fourth proportional to 1,295,124.41, 1,942,266.21 and 430,327.08 is: 645,350.94
Step by Step Solution
- Step 1: Write the proportion equation
1,295,124.41 : 1,942,266.21 = 430,327.08 : x - Step 2: Convert to fraction form
1,295,124.41/1,942,266.21 = 430,327.08/x - Step 3: Cross multiply
1,295,124.41x = 1,942,266.21 × 430,327.08 - Step 4: Simplify right side
1,295,124.41x = 835,809,746,731.97 - Step 5: Solve for x
x = 835,809,746,731.97/1,295,124.41 - Step 6: Final answer
x = 645,350.94
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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.