Finding the Fourth Proportional to 2,355,332.80, 3,534,165.60 and 1,345,230.40
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Solution
The fourth proportional to 2,355,332.80, 3,534,165.60 and 1,345,230.40 is: 2,018,511.78
Step by Step Solution
- Step 1: Write the proportion equation
2,355,332.80 : 3,534,165.60 = 1,345,230.40 : x - Step 2: Convert to fraction form
2,355,332.80/3,534,165.60 = 1,345,230.40/x - Step 3: Cross multiply
2,355,332.80x = 3,534,165.60 × 1,345,230.40 - Step 4: Simplify right side
2,355,332.80x = 4,754,267,003,754.24 - Step 5: Solve for x
x = 4,754,267,003,754.24/2,355,332.80 - Step 6: Final answer
x = 2,018,511.78
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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.