Finding the Fourth Proportional to 1,100,963.99, 1,519,343.06 and 610,943.56
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Solution
The fourth proportional to 1,100,963.99, 1,519,343.06 and 610,943.56 is: 843,109.18
Step by Step Solution
- Step 1: Write the proportion equation
1,100,963.99 : 1,519,343.06 = 610,943.56 : x - Step 2: Convert to fraction form
1,100,963.99/1,519,343.06 = 610,943.56/x - Step 3: Cross multiply
1,100,963.99x = 1,519,343.06 × 610,943.56 - Step 4: Simplify right side
1,100,963.99x = 928,232,851,084.62 - Step 5: Solve for x
x = 928,232,851,084.62/1,100,963.99 - Step 6: Final answer
x = 843,109.18
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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.