Finding the Fourth Proportional to 4,237,287.48, 6,358,730.58 and 1,993,600.44
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Solution
The fourth proportional to 4,237,287.48, 6,358,730.58 and 1,993,600.44 is: 2,991,717.73
Step by Step Solution
- Step 1: Write the proportion equation
4,237,287.48 : 6,358,730.58 = 1,993,600.44 : x - Step 2: Convert to fraction form
4,237,287.48/6,358,730.58 = 1,993,600.44/x - Step 3: Cross multiply
4,237,287.48x = 6,358,730.58 × 1,993,600.44 - Step 4: Simplify right side
4,237,287.48x = 12,676,768,082,129.46 - Step 5: Solve for x
x = 12,676,768,082,129.46/4,237,287.48 - Step 6: Final answer
x = 2,991,717.73
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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.