Finding the Fourth Proportional to 1,460,138.84, 2,187,153.20 and 1,174,284.23
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Solution
The fourth proportional to 1,460,138.84, 2,187,153.20 and 1,174,284.23 is: 1,758,969.38
Step by Step Solution
- Step 1: Write the proportion equation
1,460,138.84 : 2,187,153.20 = 1,174,284.23 : x - Step 2: Convert to fraction form
1,460,138.84/2,187,153.20 = 1,174,284.23/x - Step 3: Cross multiply
1,460,138.84x = 2,187,153.20 × 1,174,284.23 - Step 4: Simplify right side
1,460,138.84x = 2,568,339,511,354.04 - Step 5: Solve for x
x = 2,568,339,511,354.04/1,460,138.84 - Step 6: Final answer
x = 1,758,969.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.