Finding the Fourth Proportional to 3,746,414.22, 5,618,992.77 and 1,349,812.14
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Solution
The fourth proportional to 3,746,414.22, 5,618,992.77 and 1,349,812.14 is: 2,024,491.74
Step by Step Solution
- Step 1: Write the proportion equation
3,746,414.22 : 5,618,992.77 = 1,349,812.14 : x - Step 2: Convert to fraction form
3,746,414.22/5,618,992.77 = 1,349,812.14/x - Step 3: Cross multiply
3,746,414.22x = 5,618,992.77 × 1,349,812.14 - Step 4: Simplify right side
3,746,414.22x = 7,584,584,655,518.23 - Step 5: Solve for x
x = 7,584,584,655,518.23/3,746,414.22 - Step 6: Final answer
x = 2,024,491.74
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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.