Finding the Fourth Proportional to 1,207,054.85, 1,667,209.33 and 902,481.95
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Solution
The fourth proportional to 1,207,054.85, 1,667,209.33 and 902,481.95 is: 1,246,526.89
Step by Step Solution
- Step 1: Write the proportion equation
1,207,054.85 : 1,667,209.33 = 902,481.95 : x - Step 2: Convert to fraction form
1,207,054.85/1,667,209.33 = 902,481.95/x - Step 3: Cross multiply
1,207,054.85x = 1,667,209.33 × 902,481.95 - Step 4: Simplify right side
1,207,054.85x = 1,504,626,322,684.18 - Step 5: Solve for x
x = 1,504,626,322,684.18/1,207,054.85 - Step 6: Final answer
x = 1,246,526.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.