Finding the Fourth Proportional to 2,795,686.60, 4,193,529.90 and 1,673,177.80
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Solution
The fourth proportional to 2,795,686.60, 4,193,529.90 and 1,673,177.80 is: 2,509,766.70
Step by Step Solution
- Step 1: Write the proportion equation
2,795,686.60 : 4,193,529.90 = 1,673,177.80 : x - Step 2: Convert to fraction form
2,795,686.60/4,193,529.90 = 1,673,177.80/x - Step 3: Cross multiply
2,795,686.60x = 4,193,529.90 × 1,673,177.80 - Step 4: Simplify right side
2,795,686.60x = 7,016,521,132,316.22 - Step 5: Solve for x
x = 7,016,521,132,316.22/2,795,686.60 - Step 6: Final answer
x = 2,509,766.70
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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.