Finding the Fourth Proportional to 1,453,615.80, 2,006,029.17 and 809,106.90
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Solution
The fourth proportional to 1,453,615.80, 2,006,029.17 and 809,106.90 is: 1,116,589.43
Step by Step Solution
- Step 1: Write the proportion equation
1,453,615.80 : 2,006,029.17 = 809,106.90 : x - Step 2: Convert to fraction form
1,453,615.80/2,006,029.17 = 809,106.90/x - Step 3: Cross multiply
1,453,615.80x = 2,006,029.17 × 809,106.90 - Step 4: Simplify right side
1,453,615.80x = 1,623,092,043,048.27 - Step 5: Solve for x
x = 1,623,092,043,048.27/1,453,615.80 - Step 6: Final answer
x = 1,116,589.43
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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.