Finding the Fourth Proportional to 1,669,168.87, 2,303,576.91 and 934,196.99
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Solution
The fourth proportional to 1,669,168.87, 2,303,576.91 and 934,196.99 is: 1,289,261.17
Step by Step Solution
- Step 1: Write the proportion equation
1,669,168.87 : 2,303,576.91 = 934,196.99 : x - Step 2: Convert to fraction form
1,669,168.87/2,303,576.91 = 934,196.99/x - Step 3: Cross multiply
1,669,168.87x = 2,303,576.91 × 934,196.99 - Step 4: Simplify right side
1,669,168.87x = 2,151,994,610,884.52 - Step 5: Solve for x
x = 2,151,994,610,884.52/1,669,168.87 - Step 6: Final answer
x = 1,289,261.17
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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.