Finding the Fourth Proportional to 1,826,715.30, 2,740,850.55 and 1,153,313.70
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Solution
The fourth proportional to 1,826,715.30, 2,740,850.55 and 1,153,313.70 is: 1,730,461.49
Step by Step Solution
- Step 1: Write the proportion equation
1,826,715.30 : 2,740,850.55 = 1,153,313.70 : x - Step 2: Convert to fraction form
1,826,715.30/2,740,850.55 = 1,153,313.70/x - Step 3: Cross multiply
1,826,715.30x = 2,740,850.55 × 1,153,313.70 - Step 4: Simplify right side
1,826,715.30x = 3,161,060,488,967.53 - Step 5: Solve for x
x = 3,161,060,488,967.53/1,826,715.30 - Step 6: Final answer
x = 1,730,461.49
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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.