Finding the Fourth Proportional to 1,471,440.48, 2,207,721.12 and 512,002.66
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Solution
The fourth proportional to 1,471,440.48, 2,207,721.12 and 512,002.66 is: 768,198.99
Step by Step Solution
- Step 1: Write the proportion equation
1,471,440.48 : 2,207,721.12 = 512,002.66 : x - Step 2: Convert to fraction form
1,471,440.48/2,207,721.12 = 512,002.66/x - Step 3: Cross multiply
1,471,440.48x = 2,207,721.12 × 512,002.66 - Step 4: Simplify right side
1,471,440.48x = 1,130,359,085,978.18 - Step 5: Solve for x
x = 1,130,359,085,978.18/1,471,440.48 - Step 6: Final answer
x = 768,198.99
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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.