Finding the Fourth Proportional to 2,260,987.20, 3,391,914.24 and 745,107.84
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Solution
The fourth proportional to 2,260,987.20, 3,391,914.24 and 745,107.84 is: 1,117,804.60
Step by Step Solution
- Step 1: Write the proportion equation
2,260,987.20 : 3,391,914.24 = 745,107.84 : x - Step 2: Convert to fraction form
2,260,987.20/3,391,914.24 = 745,107.84/x - Step 3: Cross multiply
2,260,987.20x = 3,391,914.24 × 745,107.84 - Step 4: Simplify right side
2,260,987.20x = 2,527,341,892,831.64 - Step 5: Solve for x
x = 2,527,341,892,831.64/2,260,987.20 - Step 6: Final answer
x = 1,117,804.60
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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.