Finding the Fourth Proportional to 1,518,230.08, 2,093,800.53 and 1,259,697.70
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Solution
The fourth proportional to 1,518,230.08, 2,093,800.53 and 1,259,697.70 is: 1,737,256.92
Step by Step Solution
- Step 1: Write the proportion equation
1,518,230.08 : 2,093,800.53 = 1,259,697.70 : x - Step 2: Convert to fraction form
1,518,230.08/2,093,800.53 = 1,259,697.70/x - Step 3: Cross multiply
1,518,230.08x = 2,093,800.53 × 1,259,697.70 - Step 4: Simplify right side
1,518,230.08x = 2,637,555,711,899.78 - Step 5: Solve for x
x = 2,637,555,711,899.78/1,518,230.08 - Step 6: Final answer
x = 1,737,256.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.