Finding the Fourth Proportional to 6,134,623.20, 9,201,934.80 and 3,900,664.80
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Solution
The fourth proportional to 6,134,623.20, 9,201,934.80 and 3,900,664.80 is: 5,850,997.20
Step by Step Solution
- Step 1: Write the proportion equation
6,134,623.20 : 9,201,934.80 = 3,900,664.80 : x - Step 2: Convert to fraction form
6,134,623.20/9,201,934.80 = 3,900,664.80/x - Step 3: Cross multiply
6,134,623.20x = 9,201,934.80 × 3,900,664.80 - Step 4: Simplify right side
6,134,623.20x = 35,893,663,166,255.04 - Step 5: Solve for x
x = 35,893,663,166,255.04/6,134,623.20 - Step 6: Final answer
x = 5,850,997.20
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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.