Finding the Fourth Proportional to 1,480,358.05, 2,217,039.19 and 722,718.37
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Solution
The fourth proportional to 1,480,358.05, 2,217,039.19 and 722,718.37 is: 1,082,369.87
Step by Step Solution
- Step 1: Write the proportion equation
1,480,358.05 : 2,217,039.19 = 722,718.37 : x - Step 2: Convert to fraction form
1,480,358.05/2,217,039.19 = 722,718.37/x - Step 3: Cross multiply
1,480,358.05x = 2,217,039.19 × 722,718.37 - Step 4: Simplify right side
1,480,358.05x = 1,602,294,949,622.92 - Step 5: Solve for x
x = 1,602,294,949,622.92/1,480,358.05 - Step 6: Final answer
x = 1,082,369.87
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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.