Finding the Fourth Proportional to 2,425,988.07, 3,347,854.13 and 1,338,327.36
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Solution
The fourth proportional to 2,425,988.07, 3,347,854.13 and 1,338,327.36 is: 1,846,886.57
Step by Step Solution
- Step 1: Write the proportion equation
2,425,988.07 : 3,347,854.13 = 1,338,327.36 : x - Step 2: Convert to fraction form
2,425,988.07/3,347,854.13 = 1,338,327.36/x - Step 3: Cross multiply
2,425,988.07x = 3,347,854.13 × 1,338,327.36 - Step 4: Simplify right side
2,425,988.07x = 4,480,524,782,813.82 - Step 5: Solve for x
x = 4,480,524,782,813.82/2,425,988.07 - Step 6: Final answer
x = 1,846,886.57
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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.