Finding the Fourth Proportional to 1,483,120.50, 2,223,893.43 and 683,990.70
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Solution
The fourth proportional to 1,483,120.50, 2,223,893.43 and 683,990.70 is: 1,025,622.95
Step by Step Solution
- Step 1: Write the proportion equation
1,483,120.50 : 2,223,893.43 = 683,990.70 : x - Step 2: Convert to fraction form
1,483,120.50/2,223,893.43 = 683,990.70/x - Step 3: Cross multiply
1,483,120.50x = 2,223,893.43 × 683,990.70 - Step 4: Simplify right side
1,483,120.50x = 1,521,122,423,911.10 - Step 5: Solve for x
x = 1,521,122,423,911.10/1,483,120.50 - Step 6: Final answer
x = 1,025,622.95
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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.