Finding the Fourth Proportional to 2,079,841.58, 3,117,695.66 and 1,447,426.79
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Solution
The fourth proportional to 2,079,841.58, 3,117,695.66 and 1,447,426.79 is: 2,169,701.90
Step by Step Solution
- Step 1: Write the proportion equation
2,079,841.58 : 3,117,695.66 = 1,447,426.79 : x - Step 2: Convert to fraction form
2,079,841.58/3,117,695.66 = 1,447,426.79/x - Step 3: Cross multiply
2,079,841.58x = 3,117,695.66 × 1,447,426.79 - Step 4: Simplify right side
2,079,841.58x = 4,512,636,221,350.73 - Step 5: Solve for x
x = 4,512,636,221,350.73/2,079,841.58 - Step 6: Final answer
x = 2,169,701.90
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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.