Finding the Fourth Proportional to 1,825,137.99, 2,738,092.59 and 687,876.12
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Solution
The fourth proportional to 1,825,137.99, 2,738,092.59 and 687,876.12 is: 1,031,959.51
Step by Step Solution
- Step 1: Write the proportion equation
1,825,137.99 : 2,738,092.59 = 687,876.12 : x - Step 2: Convert to fraction form
1,825,137.99/2,738,092.59 = 687,876.12/x - Step 3: Cross multiply
1,825,137.99x = 2,738,092.59 × 687,876.12 - Step 4: Simplify right side
1,825,137.99x = 1,883,468,507,009.95 - Step 5: Solve for x
x = 1,883,468,507,009.95/1,825,137.99 - Step 6: Final answer
x = 1,031,959.51
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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.