Finding the Fourth Proportional to 4,692,668.20, 6,475,882.11 and 2,546,492.20
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Solution
The fourth proportional to 4,692,668.20, 6,475,882.11 and 2,546,492.20 is: 3,514,159.23
Step by Step Solution
- Step 1: Write the proportion equation
4,692,668.20 : 6,475,882.11 = 2,546,492.20 : x - Step 2: Convert to fraction form
4,692,668.20/6,475,882.11 = 2,546,492.20/x - Step 3: Cross multiply
4,692,668.20x = 6,475,882.11 × 2,546,492.20 - Step 4: Simplify right side
4,692,668.20x = 16,490,783,248,855.13 - Step 5: Solve for x
x = 16,490,783,248,855.13/4,692,668.20 - Step 6: Final answer
x = 3,514,159.23
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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.