Finding the Fourth Proportional to 2,588,578.68, 3,882,868.04 and 791,462.20
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Solution
The fourth proportional to 2,588,578.68, 3,882,868.04 and 791,462.20 is: 1,187,193.31
Step by Step Solution
- Step 1: Write the proportion equation
2,588,578.68 : 3,882,868.04 = 791,462.20 : x - Step 2: Convert to fraction form
2,588,578.68/3,882,868.04 = 791,462.20/x - Step 3: Cross multiply
2,588,578.68x = 3,882,868.04 × 791,462.20 - Step 4: Simplify right side
2,588,578.68x = 3,073,143,281,248.09 - Step 5: Solve for x
x = 3,073,143,281,248.09/2,588,578.68 - Step 6: Final answer
x = 1,187,193.31
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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.