Finding the Fourth Proportional to 1,830,660.75, 2,526,311.70 and 1,014,862.37
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Solution
The fourth proportional to 1,830,660.75, 2,526,311.70 and 1,014,862.37 is: 1,400,509.99
Step by Step Solution
- Step 1: Write the proportion equation
1,830,660.75 : 2,526,311.70 = 1,014,862.37 : x - Step 2: Convert to fraction form
1,830,660.75/2,526,311.70 = 1,014,862.37/x - Step 3: Cross multiply
1,830,660.75x = 2,526,311.70 × 1,014,862.37 - Step 4: Simplify right side
1,830,660.75x = 2,563,858,666,589.17 - Step 5: Solve for x
x = 2,563,858,666,589.17/1,830,660.75 - Step 6: Final answer
x = 1,400,509.99
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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.