Finding the Fourth Proportional to 1,745,911.40, 2,618,977.76 and 547,880.99
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Solution
The fourth proportional to 1,745,911.40, 2,618,977.76 and 547,880.99 is: 821,856.20
Step by Step Solution
- Step 1: Write the proportion equation
1,745,911.40 : 2,618,977.76 = 547,880.99 : x - Step 2: Convert to fraction form
1,745,911.40/2,618,977.76 = 547,880.99/x - Step 3: Cross multiply
1,745,911.40x = 2,618,977.76 × 547,880.99 - Step 4: Simplify right side
1,745,911.40x = 1,434,888,112,102.49 - Step 5: Solve for x
x = 1,434,888,112,102.49/1,745,911.40 - Step 6: Final answer
x = 821,856.20
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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.