Finding the Fourth Proportional to 2,568,543.74, 3,546,973.06 and 1,922,842.92
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Solution
The fourth proportional to 2,568,543.74, 3,546,973.06 and 1,922,842.92 is: 2,655,306.95
Step by Step Solution
- Step 1: Write the proportion equation
2,568,543.74 : 3,546,973.06 = 1,922,842.92 : x - Step 2: Convert to fraction form
2,568,543.74/3,546,973.06 = 1,922,842.92/x - Step 3: Cross multiply
2,568,543.74x = 3,546,973.06 × 1,922,842.92 - Step 4: Simplify right side
2,568,543.74x = 6,820,272,035,851.74 - Step 5: Solve for x
x = 6,820,272,035,851.74/2,568,543.74 - Step 6: Final answer
x = 2,655,306.95
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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.