Finding the Fourth Proportional to 1,310,311.24, 1,965,477.80 and 411,733.08
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Solution
The fourth proportional to 1,310,311.24, 1,965,477.80 and 411,733.08 is: 617,603.06
Step by Step Solution
- Step 1: Write the proportion equation
1,310,311.24 : 1,965,477.80 = 411,733.08 : x - Step 2: Convert to fraction form
1,310,311.24/1,965,477.80 = 411,733.08/x - Step 3: Cross multiply
1,310,311.24x = 1,965,477.80 × 411,733.08 - Step 4: Simplify right side
1,310,311.24x = 809,252,228,265.62 - Step 5: Solve for x
x = 809,252,228,265.62/1,310,311.24 - Step 6: Final answer
x = 617,603.06
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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.