Finding the Fourth Proportional to 6,252,285.36, 9,378,253.08 and 1,992,709.20
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Solution
The fourth proportional to 6,252,285.36, 9,378,253.08 and 1,992,709.20 is: 2,989,008.04
Step by Step Solution
- Step 1: Write the proportion equation
6,252,285.36 : 9,378,253.08 = 1,992,709.20 : x - Step 2: Convert to fraction form
6,252,285.36/9,378,253.08 = 1,992,709.20/x - Step 3: Cross multiply
6,252,285.36x = 9,378,253.08 × 1,992,709.20 - Step 4: Simplify right side
6,252,285.36x = 18,688,131,192,444.34 - Step 5: Solve for x
x = 18,688,131,192,444.34/6,252,285.36 - Step 6: Final answer
x = 2,989,008.04
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1.5x scale
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.