Finding the Fourth Proportional to 2,450,866.77, 3,382,137.05 and 1,363,135.05
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Solution
The fourth proportional to 2,450,866.77, 3,382,137.05 and 1,363,135.05 is: 1,881,093.50
Step by Step Solution
- Step 1: Write the proportion equation
2,450,866.77 : 3,382,137.05 = 1,363,135.05 : x - Step 2: Convert to fraction form
2,450,866.77/3,382,137.05 = 1,363,135.05/x - Step 3: Cross multiply
2,450,866.77x = 3,382,137.05 × 1,363,135.05 - Step 4: Simplify right side
2,450,866.77x = 4,610,309,549,942.93 - Step 5: Solve for x
x = 4,610,309,549,942.93/2,450,866.77 - Step 6: Final answer
x = 1,881,093.50
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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.