Finding the Fourth Proportional to 1,269,649.94, 1,752,116.80 and 725,797.87
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Solution
The fourth proportional to 1,269,649.94, 1,752,116.80 and 725,797.87 is: 1,001,600.99
Step by Step Solution
- Step 1: Write the proportion equation
1,269,649.94 : 1,752,116.80 = 725,797.87 : x - Step 2: Convert to fraction form
1,269,649.94/1,752,116.80 = 725,797.87/x - Step 3: Cross multiply
1,269,649.94x = 1,752,116.80 × 725,797.87 - Step 4: Simplify right side
1,269,649.94x = 1,271,682,634,555.99 - Step 5: Solve for x
x = 1,271,682,634,555.99/1,269,649.94 - Step 6: Final answer
x = 1,001,600.99
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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.