Finding the Fourth Proportional to 1,360,794.77, 2,042,453.10 and 687,348.10
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Solution
The fourth proportional to 1,360,794.77, 2,042,453.10 and 687,348.10 is: 1,031,659.07
Step by Step Solution
- Step 1: Write the proportion equation
1,360,794.77 : 2,042,453.10 = 687,348.10 : x - Step 2: Convert to fraction form
1,360,794.77/2,042,453.10 = 687,348.10/x - Step 3: Cross multiply
1,360,794.77x = 2,042,453.10 × 687,348.10 - Step 4: Simplify right side
1,360,794.77x = 1,403,876,267,049.24 - Step 5: Solve for x
x = 1,403,876,267,049.24/1,360,794.77 - Step 6: Final answer
x = 1,031,659.07
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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.