Finding the Fourth Proportional to 1,416,239.15, 2,125,244.49 and 574,790.90
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Solution
The fourth proportional to 1,416,239.15, 2,125,244.49 and 574,790.90 is: 862,545.84
Step by Step Solution
- Step 1: Write the proportion equation
1,416,239.15 : 2,125,244.49 = 574,790.90 : x - Step 2: Convert to fraction form
1,416,239.15/2,125,244.49 = 574,790.90/x - Step 3: Cross multiply
1,416,239.15x = 2,125,244.49 × 574,790.90 - Step 4: Simplify right side
1,416,239.15x = 1,221,571,193,127.14 - Step 5: Solve for x
x = 1,221,571,193,127.14/1,416,239.15 - Step 6: Final answer
x = 862,545.84
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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.