Finding the Fourth Proportional to 1,523,236.55, 2,287,700.71 and 1,340,931.99
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Solution
The fourth proportional to 1,523,236.55, 2,287,700.71 and 1,340,931.99 is: 2,013,903.27
Step by Step Solution
- Step 1: Write the proportion equation
1,523,236.55 : 2,287,700.71 = 1,340,931.99 : x - Step 2: Convert to fraction form
1,523,236.55/2,287,700.71 = 1,340,931.99/x - Step 3: Cross multiply
1,523,236.55x = 2,287,700.71 × 1,340,931.99 - Step 4: Simplify right side
1,523,236.55x = 3,067,651,054,146.21 - Step 5: Solve for x
x = 3,067,651,054,146.21/1,523,236.55 - Step 6: Final answer
x = 2,013,903.27
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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.