Finding the Fourth Proportional to 1,484,292.37, 2,048,516.66 and 831,167.11
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Solution
The fourth proportional to 1,484,292.37, 2,048,516.66 and 831,167.11 is: 1,147,118.79
Step by Step Solution
- Step 1: Write the proportion equation
1,484,292.37 : 2,048,516.66 = 831,167.11 : x - Step 2: Convert to fraction form
1,484,292.37/2,048,516.66 = 831,167.11/x - Step 3: Cross multiply
1,484,292.37x = 2,048,516.66 × 831,167.11 - Step 4: Simplify right side
1,484,292.37x = 1,702,659,672,079.05 - Step 5: Solve for x
x = 1,702,659,672,079.05/1,484,292.37 - Step 6: Final answer
x = 1,147,118.79
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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.