Finding the Fourth Proportional to 1,070,760.69, 1,477,638.05 and 587,324.07
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Solution
The fourth proportional to 1,070,760.69, 1,477,638.05 and 587,324.07 is: 810,500.80
Step by Step Solution
- Step 1: Write the proportion equation
1,070,760.69 : 1,477,638.05 = 587,324.07 : x - Step 2: Convert to fraction form
1,070,760.69/1,477,638.05 = 587,324.07/x - Step 3: Cross multiply
1,070,760.69x = 1,477,638.05 × 587,324.07 - Step 4: Simplify right side
1,070,760.69x = 867,852,390,576.24 - Step 5: Solve for x
x = 867,852,390,576.24/1,070,760.69 - Step 6: Final answer
x = 810,500.80
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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.