Finding the Fourth Proportional to 1,740,161.92, 2,610,237.84 and 477,990.80
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Solution
The fourth proportional to 1,740,161.92, 2,610,237.84 and 477,990.80 is: 716,984.82
Step by Step Solution
- Step 1: Write the proportion equation
1,740,161.92 : 2,610,237.84 = 477,990.80 : x - Step 2: Convert to fraction form
1,740,161.92/2,610,237.84 = 477,990.80/x - Step 3: Cross multiply
1,740,161.92x = 2,610,237.84 × 477,990.80 - Step 4: Simplify right side
1,740,161.92x = 1,247,669,673,331.87 - Step 5: Solve for x
x = 1,247,669,673,331.87/1,740,161.92 - Step 6: Final answer
x = 716,984.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.