Finding the Fourth Proportional to 1,472,949.44, 2,032,650.96 and 828,369.44
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Solution
The fourth proportional to 1,472,949.44, 2,032,650.96 and 828,369.44 is: 1,143,138.99
Step by Step Solution
- Step 1: Write the proportion equation
1,472,949.44 : 2,032,650.96 = 828,369.44 : x - Step 2: Convert to fraction form
1,472,949.44/2,032,650.96 = 828,369.44/x - Step 3: Cross multiply
1,472,949.44x = 2,032,650.96 × 828,369.44 - Step 4: Simplify right side
1,472,949.44x = 1,683,785,937,450.66 - Step 5: Solve for x
x = 1,683,785,937,450.66/1,472,949.44 - Step 6: Final answer
x = 1,143,138.99
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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.