Finding the Fourth Proportional to 1,157,239.26, 1,596,644.73 and 748,694.16
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Solution
The fourth proportional to 1,157,239.26, 1,596,644.73 and 748,694.16 is: 1,032,974.45
Step by Step Solution
- Step 1: Write the proportion equation
1,157,239.26 : 1,596,644.73 = 748,694.16 : x - Step 2: Convert to fraction form
1,157,239.26/1,596,644.73 = 748,694.16/x - Step 3: Cross multiply
1,157,239.26x = 1,596,644.73 × 748,694.16 - Step 4: Simplify right side
1,157,239.26x = 1,195,398,584,945.78 - Step 5: Solve for x
x = 1,195,398,584,945.78/1,157,239.26 - Step 6: Final answer
x = 1,032,974.45
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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.