Finding the Fourth Proportional to 3,879,211.19, 5,820,146.09 and 1,483,740.87
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Solution
The fourth proportional to 3,879,211.19, 5,820,146.09 and 1,483,740.87 is: 2,226,119.75
Step by Step Solution
- Step 1: Write the proportion equation
3,879,211.19 : 5,820,146.09 = 1,483,740.87 : x - Step 2: Convert to fraction form
3,879,211.19/5,820,146.09 = 1,483,740.87/x - Step 3: Cross multiply
3,879,211.19x = 5,820,146.09 × 1,483,740.87 - Step 4: Simplify right side
3,879,211.19x = 8,635,588,615,684.99 - Step 5: Solve for x
x = 8,635,588,615,684.99/3,879,211.19 - Step 6: Final answer
x = 2,226,119.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.