Finding the Fourth Proportional to 2,239,597.18, 3,358,407.57 and 641,797.66
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Solution
The fourth proportional to 2,239,597.18, 3,358,407.57 and 641,797.66 is: 962,413.30
Step by Step Solution
- Step 1: Write the proportion equation
2,239,597.18 : 3,358,407.57 = 641,797.66 : x - Step 2: Convert to fraction form
2,239,597.18/3,358,407.57 = 641,797.66/x - Step 3: Cross multiply
2,239,597.18x = 3,358,407.57 × 641,797.66 - Step 4: Simplify right side
2,239,597.18x = 2,155,418,119,752.29 - Step 5: Solve for x
x = 2,155,418,119,752.29/2,239,597.18 - Step 6: Final answer
x = 962,413.30
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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.