Finding the Fourth Proportional to 1,057,452.27, 1,459,285.99 and 574,017.75
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Solution
The fourth proportional to 1,057,452.27, 1,459,285.99 and 574,017.75 is: 792,145.50
Step by Step Solution
- Step 1: Write the proportion equation
1,057,452.27 : 1,459,285.99 = 574,017.75 : x - Step 2: Convert to fraction form
1,057,452.27/1,459,285.99 = 574,017.75/x - Step 3: Cross multiply
1,057,452.27x = 1,459,285.99 × 574,017.75 - Step 4: Simplify right side
1,057,452.27x = 837,656,055,854.28 - Step 5: Solve for x
x = 837,656,055,854.28/1,057,452.27 - Step 6: Final answer
x = 792,145.50
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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.