Finding the Fourth Proportional to 1,842,262.53, 2,542,220.87 and 1,015,173.21
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Solution
The fourth proportional to 1,842,262.53, 2,542,220.87 and 1,015,173.21 is: 1,400,883.14
Step by Step Solution
- Step 1: Write the proportion equation
1,842,262.53 : 2,542,220.87 = 1,015,173.21 : x - Step 2: Convert to fraction form
1,842,262.53/2,542,220.87 = 1,015,173.21/x - Step 3: Cross multiply
1,842,262.53x = 2,542,220.87 × 1,015,173.21 - Step 4: Simplify right side
1,842,262.53x = 2,580,794,508,415.79 - Step 5: Solve for x
x = 2,580,794,508,415.79/1,842,262.53 - Step 6: Final answer
x = 1,400,883.14
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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.