Finding the Fourth Proportional to 2,256,190, 3,113,542.20 and 1,237,597.18
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Solution
The fourth proportional to 2,256,190, 3,113,542.20 and 1,237,597.18 is: 1,707,884.11
Step by Step Solution
- Step 1: Write the proportion equation
2,256,190 : 3,113,542.20 = 1,237,597.18 : x - Step 2: Convert to fraction form
2,256,190/3,113,542.20 = 1,237,597.18/x - Step 3: Cross multiply
2,256,190x = 3,113,542.20 × 1,237,597.18 - Step 4: Simplify right side
2,256,190x = 3,853,311,046,531.00 - Step 5: Solve for x
x = 3,853,311,046,531.00/2,256,190 - Step 6: Final answer
x = 1,707,884.11
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.