Finding the Fourth Proportional to 2,568,507.44, 3,546,922.91 and 1,922,806.62
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Solution
The fourth proportional to 2,568,507.44, 3,546,922.91 and 1,922,806.62 is: 2,655,256.80
Step by Step Solution
- Step 1: Write the proportion equation
2,568,507.44 : 3,546,922.91 = 1,922,806.62 : x - Step 2: Convert to fraction form
2,568,507.44/3,546,922.91 = 1,922,806.62/x - Step 3: Cross multiply
2,568,507.44x = 3,546,922.91 × 1,922,806.62 - Step 4: Simplify right side
2,568,507.44x = 6,820,046,842,363.63 - Step 5: Solve for x
x = 6,820,046,842,363.63/2,568,507.44 - Step 6: Final answer
x = 2,655,256.80
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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.