Finding the Fourth Proportional to 3,886,451.63, 5,829,170.86 and 1,153,944.07
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Solution
The fourth proportional to 3,886,451.63, 5,829,170.86 and 1,153,944.07 is: 1,730,765.69
Step by Step Solution
- Step 1: Write the proportion equation
3,886,451.63 : 5,829,170.86 = 1,153,944.07 : x - Step 2: Convert to fraction form
3,886,451.63/5,829,170.86 = 1,153,944.07/x - Step 3: Cross multiply
3,886,451.63x = 5,829,170.86 × 1,153,944.07 - Step 4: Simplify right side
3,886,451.63x = 6,726,537,160,081.45 - Step 5: Solve for x
x = 6,726,537,160,081.45/3,886,451.63 - Step 6: Final answer
x = 1,730,765.69
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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.