Finding the Fourth Proportional to 4,815,855.99, 7,224,986.66 and 3,398,679.99
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Solution
The fourth proportional to 4,815,855.99, 7,224,986.66 and 3,398,679.99 is: 5,098,868.74
Step by Step Solution
- Step 1: Write the proportion equation
4,815,855.99 : 7,224,986.66 = 3,398,679.99 : x - Step 2: Convert to fraction form
4,815,855.99/7,224,986.66 = 3,398,679.99/x - Step 3: Cross multiply
4,815,855.99x = 7,224,986.66 × 3,398,679.99 - Step 4: Simplify right side
4,815,855.99x = 24,555,417,572,365.54 - Step 5: Solve for x
x = 24,555,417,572,365.54/4,815,855.99 - Step 6: Final answer
x = 5,098,868.74
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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.