Finding the Fourth Proportional to 1,338,896.99, 1,847,671.19 and 727,044.33
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Solution
The fourth proportional to 1,338,896.99, 1,847,671.19 and 727,044.33 is: 1,003,317.56
Step by Step Solution
- Step 1: Write the proportion equation
1,338,896.99 : 1,847,671.19 = 727,044.33 : x - Step 2: Convert to fraction form
1,338,896.99/1,847,671.19 = 727,044.33/x - Step 3: Cross multiply
1,338,896.99x = 1,847,671.19 × 727,044.33 - Step 4: Simplify right side
1,338,896.99x = 1,343,338,866,284.49 - Step 5: Solve for x
x = 1,343,338,866,284.49/1,338,896.99 - Step 6: Final answer
x = 1,003,317.56
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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.