Finding the Fourth Proportional to 1,548,202.08, 2,136,400.92 and 869,007.36
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Solution
The fourth proportional to 1,548,202.08, 2,136,400.92 and 869,007.36 is: 1,199,163.95
Step by Step Solution
- Step 1: Write the proportion equation
1,548,202.08 : 2,136,400.92 = 869,007.36 : x - Step 2: Convert to fraction form
1,548,202.08/2,136,400.92 = 869,007.36/x - Step 3: Cross multiply
1,548,202.08x = 2,136,400.92 × 869,007.36 - Step 4: Simplify right side
1,548,202.08x = 1,856,548,123,390.77 - Step 5: Solve for x
x = 1,856,548,123,390.77/1,548,202.08 - Step 6: Final answer
x = 1,199,163.95
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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.