Finding the Fourth Proportional to 2,479,001.99, 3,718,519.38 and 682,075.31
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Solution
The fourth proportional to 2,479,001.99, 3,718,519.38 and 682,075.31 is: 1,023,117.47
Step by Step Solution
- Step 1: Write the proportion equation
2,479,001.99 : 3,718,519.38 = 682,075.31 : x - Step 2: Convert to fraction form
2,479,001.99/3,718,519.38 = 682,075.31/x - Step 3: Cross multiply
2,479,001.99x = 3,718,519.38 × 682,075.31 - Step 4: Simplify right side
2,479,001.99x = 2,536,310,240,261.91 - Step 5: Solve for x
x = 2,536,310,240,261.91/2,479,001.99 - Step 6: Final answer
x = 1,023,117.47
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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.