Finding the Fourth Proportional to 6,784,509.24, 10,176,679.14 and 1,992,025.56
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Solution
The fourth proportional to 6,784,509.24, 10,176,679.14 and 1,992,025.56 is: 2,988,013.47
Step by Step Solution
- Step 1: Write the proportion equation
6,784,509.24 : 10,176,679.14 = 1,992,025.56 : x - Step 2: Convert to fraction form
6,784,509.24/10,176,679.14 = 1,992,025.56/x - Step 3: Cross multiply
6,784,509.24x = 10,176,679.14 × 1,992,025.56 - Step 4: Simplify right side
6,784,509.24x = 20,272,204,962,798.82 - Step 5: Solve for x
x = 20,272,204,962,798.82/6,784,509.24 - Step 6: Final answer
x = 2,988,013.47
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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.