Finding the Fourth Proportional to 2,817,255.28, 3,887,783.68 and 1,528,068
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Solution
The fourth proportional to 2,817,255.28, 3,887,783.68 and 1,528,068 is: 2,108,718.32
Step by Step Solution
- Step 1: Write the proportion equation
2,817,255.28 : 3,887,783.68 = 1,528,068 : x - Step 2: Convert to fraction form
2,817,255.28/3,887,783.68 = 1,528,068/x - Step 3: Cross multiply
2,817,255.28x = 3,887,783.68 × 1,528,068 - Step 4: Simplify right side
2,817,255.28x = 5,940,797,832,330.24 - Step 5: Solve for x
x = 5,940,797,832,330.24/2,817,255.28 - Step 6: Final answer
x = 2,108,718.32
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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.