Finding the Fourth Proportional to 3,386,212.05, 4,671,642.33 and 1,935,129
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Solution
The fourth proportional to 3,386,212.05, 4,671,642.33 and 1,935,129 is: 2,669,717.79
Step by Step Solution
- Step 1: Write the proportion equation
3,386,212.05 : 4,671,642.33 = 1,935,129 : x - Step 2: Convert to fraction form
3,386,212.05/4,671,642.33 = 1,935,129/x - Step 3: Cross multiply
3,386,212.05x = 4,671,642.33 × 1,935,129 - Step 4: Simplify right side
3,386,212.05x = 9,040,230,550,410.57 - Step 5: Solve for x
x = 9,040,230,550,410.57/3,386,212.05 - Step 6: Final answer
x = 2,669,717.79
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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.