Finding the Fourth Proportional to 2,427,899.66, 3,642,923.85 and 1,274,874.99
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Solution
The fourth proportional to 2,427,899.66, 3,642,923.85 and 1,274,874.99 is: 1,912,876.62
Step by Step Solution
- Step 1: Write the proportion equation
2,427,899.66 : 3,642,923.85 = 1,274,874.99 : x - Step 2: Convert to fraction form
2,427,899.66/3,642,923.85 = 1,274,874.99/x - Step 3: Cross multiply
2,427,899.66x = 3,642,923.85 × 1,274,874.99 - Step 4: Simplify right side
2,427,899.66x = 4,644,272,506,839.51 - Step 5: Solve for x
x = 4,644,272,506,839.51/2,427,899.66 - Step 6: Final answer
x = 1,912,876.62
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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.