Finding the Fourth Proportional to 1,620,504.68, 2,236,283.34 and 895,350.20
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Solution
The fourth proportional to 1,620,504.68, 2,236,283.34 and 895,350.20 is: 1,235,576.03
Step by Step Solution
- Step 1: Write the proportion equation
1,620,504.68 : 2,236,283.34 = 895,350.20 : x - Step 2: Convert to fraction form
1,620,504.68/2,236,283.34 = 895,350.20/x - Step 3: Cross multiply
1,620,504.68x = 2,236,283.34 × 895,350.20 - Step 4: Simplify right side
1,620,504.68x = 2,002,256,735,725.67 - Step 5: Solve for x
x = 2,002,256,735,725.67/1,620,504.68 - Step 6: Final answer
x = 1,235,576.03
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1.5x scale
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.