Finding the Fourth Proportional to 1,197,655.38, 1,652,767.74 and 653,791.68
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Solution
The fourth proportional to 1,197,655.38, 1,652,767.74 and 653,791.68 is: 902,234.33
Step by Step Solution
- Step 1: Write the proportion equation
1,197,655.38 : 1,652,767.74 = 653,791.68 : x - Step 2: Convert to fraction form
1,197,655.38/1,652,767.74 = 653,791.68/x - Step 3: Cross multiply
1,197,655.38x = 1,652,767.74 × 653,791.68 - Step 4: Simplify right side
1,197,655.38x = 1,080,565,797,384.40 - Step 5: Solve for x
x = 1,080,565,797,384.40/1,197,655.38 - Step 6: Final answer
x = 902,234.33
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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.