Finding the Fourth Proportional to 5,119,494.57, 7,676,270.91 and 2,423,797.02
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Solution
The fourth proportional to 5,119,494.57, 7,676,270.91 and 2,423,797.02 is: 3,634,288.95
Step by Step Solution
- Step 1: Write the proportion equation
5,119,494.57 : 7,676,270.91 = 2,423,797.02 : x - Step 2: Convert to fraction form
5,119,494.57/7,676,270.91 = 2,423,797.02/x - Step 3: Cross multiply
5,119,494.57x = 7,676,270.91 × 2,423,797.02 - Step 4: Simplify right side
5,119,494.57x = 18,605,722,556,370.69 - Step 5: Solve for x
x = 18,605,722,556,370.69/5,119,494.57 - Step 6: Final answer
x = 3,634,288.95
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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.