Finding the Fourth Proportional to 1,620,371.46, 2,236,136.04 and 895,235.88
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Solution
The fourth proportional to 1,620,371.46, 2,236,136.04 and 895,235.88 is: 1,235,438.46
Step by Step Solution
- Step 1: Write the proportion equation
1,620,371.46 : 2,236,136.04 = 895,235.88 : x - Step 2: Convert to fraction form
1,620,371.46/2,236,136.04 = 895,235.88/x - Step 3: Cross multiply
1,620,371.46x = 2,236,136.04 × 895,235.88 - Step 4: Simplify right side
1,620,371.46x = 2,001,869,215,569.12 - Step 5: Solve for x
x = 2,001,869,215,569.12/1,620,371.46 - Step 6: Final answer
x = 1,235,438.46
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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.