Finding the Fourth Proportional to 1,119,652, 1,545,671.37 and 775,748.68
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Solution
The fourth proportional to 1,119,652, 1,545,671.37 and 775,748.68 is: 1,070,915.36
Step by Step Solution
- Step 1: Write the proportion equation
1,119,652 : 1,545,671.37 = 775,748.68 : x - Step 2: Convert to fraction form
1,119,652/1,545,671.37 = 775,748.68/x - Step 3: Cross multiply
1,119,652x = 1,545,671.37 × 775,748.68 - Step 4: Simplify right side
1,119,652x = 1,199,052,524,991.29 - Step 5: Solve for x
x = 1,199,052,524,991.29/1,119,652 - Step 6: Final answer
x = 1,070,915.36
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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.