Finding the Fourth Proportional to 1,395,629.07, 2,092,113.99 and 448,334.88
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Solution
The fourth proportional to 1,395,629.07, 2,092,113.99 and 448,334.88 is: 672,075.19
Step by Step Solution
- Step 1: Write the proportion equation
1,395,629.07 : 2,092,113.99 = 448,334.88 : x - Step 2: Convert to fraction form
1,395,629.07/2,092,113.99 = 448,334.88/x - Step 3: Cross multiply
1,395,629.07x = 2,092,113.99 × 448,334.88 - Step 4: Simplify right side
1,395,629.07x = 937,967,674,652.97 - Step 5: Solve for x
x = 937,967,674,652.97/1,395,629.07 - Step 6: Final answer
x = 672,075.19
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.