Finding the Fourth Proportional to 4,289,590.87, 6,434,380.90 and 1,094,717.14
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Solution
The fourth proportional to 4,289,590.87, 6,434,380.90 and 1,094,717.14 is: 1,642,074.33
Step by Step Solution
- Step 1: Write the proportion equation
4,289,590.87 : 6,434,380.90 = 1,094,717.14 : x - Step 2: Convert to fraction form
4,289,590.87/6,434,380.90 = 1,094,717.14/x - Step 3: Cross multiply
4,289,590.87x = 6,434,380.90 × 1,094,717.14 - Step 4: Simplify right side
4,289,590.87x = 7,043,827,056,518.63 - Step 5: Solve for x
x = 7,043,827,056,518.63/4,289,590.87 - Step 6: Final answer
x = 1,642,074.33
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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.