Finding the Fourth Proportional to 3,486,536.56, 4,811,386.44 and 1,937,801.68
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Solution
The fourth proportional to 3,486,536.56, 4,811,386.44 and 1,937,801.68 is: 2,674,147.41
Step by Step Solution
- Step 1: Write the proportion equation
3,486,536.56 : 4,811,386.44 = 1,937,801.68 : x - Step 2: Convert to fraction form
3,486,536.56/4,811,386.44 = 1,937,801.68/x - Step 3: Cross multiply
3,486,536.56x = 4,811,386.44 × 1,937,801.68 - Step 4: Simplify right side
3,486,536.56x = 9,323,512,726,561.22 - Step 5: Solve for x
x = 9,323,512,726,561.22/3,486,536.56 - Step 6: Final answer
x = 2,674,147.41
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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.