Finding the Fourth Proportional to 1,894,139.48, 2,613,969.92 and 1,034,755.08
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Solution
The fourth proportional to 1,894,139.48, 2,613,969.92 and 1,034,755.08 is: 1,427,993.39
Step by Step Solution
- Step 1: Write the proportion equation
1,894,139.48 : 2,613,969.92 = 1,034,755.08 : x - Step 2: Convert to fraction form
1,894,139.48/2,613,969.92 = 1,034,755.08/x - Step 3: Cross multiply
1,894,139.48x = 2,613,969.92 × 1,034,755.08 - Step 4: Simplify right side
1,894,139.48x = 2,704,818,653,687.19 - Step 5: Solve for x
x = 2,704,818,653,687.19/1,894,139.48 - Step 6: Final answer
x = 1,427,993.39
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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.