Finding the Fourth Proportional to 2,698,849.80, 4,048,274.70 and 704,305.80
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Solution
The fourth proportional to 2,698,849.80, 4,048,274.70 and 704,305.80 is: 1,056,458.70
Step by Step Solution
- Step 1: Write the proportion equation
2,698,849.80 : 4,048,274.70 = 704,305.80 : x - Step 2: Convert to fraction form
2,698,849.80/4,048,274.70 = 704,305.80/x - Step 3: Cross multiply
2,698,849.80x = 4,048,274.70 × 704,305.80 - Step 4: Simplify right side
2,698,849.80x = 2,851,223,351,203.26 - Step 5: Solve for x
x = 2,851,223,351,203.26/2,698,849.80 - Step 6: Final answer
x = 1,056,458.70
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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.