Finding the Fourth Proportional to 1,508,880.28, 2,082,280.02 and 864,356.68
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Solution
The fourth proportional to 1,508,880.28, 2,082,280.02 and 864,356.68 is: 1,192,826.67
Step by Step Solution
- Step 1: Write the proportion equation
1,508,880.28 : 2,082,280.02 = 864,356.68 : x - Step 2: Convert to fraction form
1,508,880.28/2,082,280.02 = 864,356.68/x - Step 3: Cross multiply
1,508,880.28x = 2,082,280.02 × 864,356.68 - Step 4: Simplify right side
1,508,880.28x = 1,799,832,644,917.53 - Step 5: Solve for x
x = 1,799,832,644,917.53/1,508,880.28 - Step 6: Final answer
x = 1,192,826.67
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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.