Finding the Fourth Proportional to 4,135,605.70, 6,203,410.71 and 1,295,940.10
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Solution
The fourth proportional to 4,135,605.70, 6,203,410.71 and 1,295,940.10 is: 1,943,910.83
Step by Step Solution
- Step 1: Write the proportion equation
4,135,605.70 : 6,203,410.71 = 1,295,940.10 : x - Step 2: Convert to fraction form
4,135,605.70/6,203,410.71 = 1,295,940.10/x - Step 3: Cross multiply
4,135,605.70x = 6,203,410.71 × 1,295,940.10 - Step 4: Simplify right side
4,135,605.70x = 8,039,248,695,858.47 - Step 5: Solve for x
x = 8,039,248,695,858.47/4,135,605.70 - Step 6: Final answer
x = 1,943,910.83
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.