Finding the Fourth Proportional to 3,513,636.97, 4,848,727.94 and 1,943,826.76
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Solution
The fourth proportional to 3,513,636.97, 4,848,727.94 and 1,943,826.76 is: 2,682,430.54
Step by Step Solution
- Step 1: Write the proportion equation
3,513,636.97 : 4,848,727.94 = 1,943,826.76 : x - Step 2: Convert to fraction form
3,513,636.97/4,848,727.94 = 1,943,826.76/x - Step 3: Cross multiply
3,513,636.97x = 4,848,727.94 × 1,943,826.76 - Step 4: Simplify right side
3,513,636.97x = 9,425,087,125,362.80 - Step 5: Solve for x
x = 9,425,087,125,362.80/3,513,636.97 - Step 6: Final answer
x = 2,682,430.54
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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.