Finding the Fourth Proportional to 2,673,378.56, 3,688,921.44 and 1,527,533.12
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Solution
The fourth proportional to 2,673,378.56, 3,688,921.44 and 1,527,533.12 is: 2,107,800.88
Step by Step Solution
- Step 1: Write the proportion equation
2,673,378.56 : 3,688,921.44 = 1,527,533.12 : x - Step 2: Convert to fraction form
2,673,378.56/3,688,921.44 = 1,527,533.12/x - Step 3: Cross multiply
2,673,378.56x = 3,688,921.44 × 1,527,533.12 - Step 4: Simplify right side
2,673,378.56x = 5,634,949,676,678.09 - Step 5: Solve for x
x = 5,634,949,676,678.09/2,673,378.56 - Step 6: Final answer
x = 2,107,800.88
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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.