Finding the Fourth Proportional to 1,596,128.26, 2,202,588.54 and 870,957.94
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Solution
The fourth proportional to 1,596,128.26, 2,202,588.54 and 870,957.94 is: 1,201,884.60
Step by Step Solution
- Step 1: Write the proportion equation
1,596,128.26 : 2,202,588.54 = 870,957.94 : x - Step 2: Convert to fraction form
1,596,128.26/2,202,588.54 = 870,957.94/x - Step 3: Cross multiply
1,596,128.26x = 2,202,588.54 × 870,957.94 - Step 4: Simplify right side
1,596,128.26x = 1,918,361,977,466.01 - Step 5: Solve for x
x = 1,918,361,977,466.01/1,596,128.26 - Step 6: Final answer
x = 1,201,884.60
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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.