Finding the Fourth Proportional to 1,265,794.02, 1,898,449.09 and 379,330.02
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Solution
The fourth proportional to 1,265,794.02, 1,898,449.09 and 379,330.02 is: 568,922.52
Step by Step Solution
- Step 1: Write the proportion equation
1,265,794.02 : 1,898,449.09 = 379,330.02 : x - Step 2: Convert to fraction form
1,265,794.02/1,898,449.09 = 379,330.02/x - Step 3: Cross multiply
1,265,794.02x = 1,898,449.09 × 379,330.02 - Step 4: Simplify right side
1,265,794.02x = 720,138,720,838.11 - Step 5: Solve for x
x = 720,138,720,838.11/1,265,794.02 - Step 6: Final answer
x = 568,922.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.