Finding the Fourth Proportional to 1,310,168.80, 1,808,021.24 and 737,197.52
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Solution
The fourth proportional to 1,310,168.80, 1,808,021.24 and 737,197.52 is: 1,017,325.99
Step by Step Solution
- Step 1: Write the proportion equation
1,310,168.80 : 1,808,021.24 = 737,197.52 : x - Step 2: Convert to fraction form
1,310,168.80/1,808,021.24 = 737,197.52/x - Step 3: Cross multiply
1,310,168.80x = 1,808,021.24 × 737,197.52 - Step 4: Simplify right side
1,310,168.80x = 1,332,868,774,235.32 - Step 5: Solve for x
x = 1,332,868,774,235.32/1,310,168.80 - Step 6: Final answer
x = 1,017,325.99
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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.