Finding the Fourth Proportional to 2,882,655.48, 3,977,874.99 and 1,658,763.46
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Solution
The fourth proportional to 2,882,655.48, 3,977,874.99 and 1,658,763.46 is: 2,288,984.50
Step by Step Solution
- Step 1: Write the proportion equation
2,882,655.48 : 3,977,874.99 = 1,658,763.46 : x - Step 2: Convert to fraction form
2,882,655.48/3,977,874.99 = 1,658,763.46/x - Step 3: Cross multiply
2,882,655.48x = 3,977,874.99 × 1,658,763.46 - Step 4: Simplify right side
2,882,655.48x = 6,598,353,691,497.48 - Step 5: Solve for x
x = 6,598,353,691,497.48/2,882,655.48 - Step 6: Final answer
x = 2,288,984.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.