Finding the Fourth Proportional to 1,591,107.48, 2,385,921.27 and 579,525.21
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Solution
The fourth proportional to 1,591,107.48, 2,385,921.27 and 579,525.21 is: 869,018.30
Step by Step Solution
- Step 1: Write the proportion equation
1,591,107.48 : 2,385,921.27 = 579,525.21 : x - Step 2: Convert to fraction form
1,591,107.48/2,385,921.27 = 579,525.21/x - Step 3: Cross multiply
1,591,107.48x = 2,385,921.27 × 579,525.21 - Step 4: Simplify right side
1,591,107.48x = 1,382,701,525,040.22 - Step 5: Solve for x
x = 1,382,701,525,040.22/1,591,107.48 - Step 6: Final answer
x = 869,018.30
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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.