Finding the Fourth Proportional to 4,764,486.99, 7,147,041.51 and 3,488,911.95
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Solution
The fourth proportional to 4,764,486.99, 7,147,041.51 and 3,488,911.95 is: 5,233,595.68
Step by Step Solution
- Step 1: Write the proportion equation
4,764,486.99 : 7,147,041.51 = 3,488,911.95 : x - Step 2: Convert to fraction form
4,764,486.99/7,147,041.51 = 3,488,911.95/x - Step 3: Cross multiply
4,764,486.99x = 7,147,041.51 × 3,488,911.95 - Step 4: Simplify right side
4,764,486.99x = 24,935,398,571,269.87 - Step 5: Solve for x
x = 24,935,398,571,269.87/4,764,486.99 - Step 6: Final answer
x = 5,233,595.68
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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.