Finding the Fourth Proportional to 2,042,909.84, 2,819,006.95 and 1,257,851.09
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Solution
The fourth proportional to 2,042,909.84, 2,819,006.95 and 1,257,851.09 is: 1,735,706.05
Step by Step Solution
- Step 1: Write the proportion equation
2,042,909.84 : 2,819,006.95 = 1,257,851.09 : x - Step 2: Convert to fraction form
2,042,909.84/2,819,006.95 = 1,257,851.09/x - Step 3: Cross multiply
2,042,909.84x = 2,819,006.95 × 1,257,851.09 - Step 4: Simplify right side
2,042,909.84x = 3,545,890,954,582.93 - Step 5: Solve for x
x = 3,545,890,954,582.93/2,042,909.84 - Step 6: Final answer
x = 1,735,706.05
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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.