Finding the Fourth Proportional to 1,273,707.99, 1,910,499.68 and 474,927.23
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Solution
The fourth proportional to 1,273,707.99, 1,910,499.68 and 474,927.23 is: 712,367.62
Step by Step Solution
- Step 1: Write the proportion equation
1,273,707.99 : 1,910,499.68 = 474,927.23 : x - Step 2: Convert to fraction form
1,273,707.99/1,910,499.68 = 474,927.23/x - Step 3: Cross multiply
1,273,707.99x = 1,910,499.68 × 474,927.23 - Step 4: Simplify right side
1,273,707.99x = 907,348,326,901.85 - Step 5: Solve for x
x = 907,348,326,901.85/1,273,707.99 - Step 6: Final answer
x = 712,367.62
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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.