Finding the Fourth Proportional to 2,819,615.13, 3,893,091.12 and 1,733,343.12
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Solution
The fourth proportional to 2,819,615.13, 3,893,091.12 and 1,733,343.12 is: 2,393,256.67
Step by Step Solution
- Step 1: Write the proportion equation
2,819,615.13 : 3,893,091.12 = 1,733,343.12 : x - Step 2: Convert to fraction form
2,819,615.13/3,893,091.12 = 1,733,343.12/x - Step 3: Cross multiply
2,819,615.13x = 3,893,091.12 × 1,733,343.12 - Step 4: Simplify right side
2,819,615.13x = 6,748,062,708,385.10 - Step 5: Solve for x
x = 6,748,062,708,385.10/2,819,615.13 - Step 6: Final answer
x = 2,393,256.67
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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.