Finding the Fourth Proportional to 1,804,916.44, 2,491,917.22 and 1,161,454.84
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Solution
The fourth proportional to 1,804,916.44, 2,491,917.22 and 1,161,454.84 is: 1,603,536.46
Step by Step Solution
- Step 1: Write the proportion equation
1,804,916.44 : 2,491,917.22 = 1,161,454.84 : x - Step 2: Convert to fraction form
1,804,916.44/2,491,917.22 = 1,161,454.84/x - Step 3: Cross multiply
1,804,916.44x = 2,491,917.22 × 1,161,454.84 - Step 4: Simplify right side
1,804,916.44x = 2,894,249,316,048.35 - Step 5: Solve for x
x = 2,894,249,316,048.35/1,804,916.44 - Step 6: Final answer
x = 1,603,536.46
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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.