Finding the Fourth Proportional to 1,847,105.63, 2,548,981.62 and 1,031,323.19
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Solution
The fourth proportional to 1,847,105.63, 2,548,981.62 and 1,031,323.19 is: 1,423,212.52
Step by Step Solution
- Step 1: Write the proportion equation
1,847,105.63 : 2,548,981.62 = 1,031,323.19 : x - Step 2: Convert to fraction form
1,847,105.63/2,548,981.62 = 1,031,323.19/x - Step 3: Cross multiply
1,847,105.63x = 2,548,981.62 × 1,031,323.19 - Step 4: Simplify right side
1,847,105.63x = 2,628,823,855,589.77 - Step 5: Solve for x
x = 2,628,823,855,589.77/1,847,105.63 - Step 6: Final answer
x = 1,423,212.52
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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.