Finding the Fourth Proportional to 1,310,509.05, 1,808,560.67 and 737,586.33
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Solution
The fourth proportional to 1,310,509.05, 1,808,560.67 and 737,586.33 is: 1,017,901.88
Step by Step Solution
- Step 1: Write the proportion equation
1,310,509.05 : 1,808,560.67 = 737,586.33 : x - Step 2: Convert to fraction form
1,310,509.05/1,808,560.67 = 737,586.33/x - Step 3: Cross multiply
1,310,509.05x = 1,808,560.67 × 737,586.33 - Step 4: Simplify right side
1,310,509.05x = 1,333,969,627,167.64 - Step 5: Solve for x
x = 1,333,969,627,167.64/1,310,509.05 - Step 6: Final answer
x = 1,017,901.88
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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.