Finding the Fourth Proportional to 1,120,696.02, 1,546,557.10 and 611,394.75
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Solution
The fourth proportional to 1,120,696.02, 1,546,557.10 and 611,394.75 is: 843,722.89
Step by Step Solution
- Step 1: Write the proportion equation
1,120,696.02 : 1,546,557.10 = 611,394.75 : x - Step 2: Convert to fraction form
1,120,696.02/1,546,557.10 = 611,394.75/x - Step 3: Cross multiply
1,120,696.02x = 1,546,557.10 × 611,394.75 - Step 4: Simplify right side
1,120,696.02x = 945,556,889,986.74 - Step 5: Solve for x
x = 945,556,889,986.74/1,120,696.02 - Step 6: Final answer
x = 843,722.89
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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.