Finding the Fourth Proportional to 1,775,994.20, 2,662,241.70 and 877,574.60
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Solution
The fourth proportional to 1,775,994.20, 2,662,241.70 and 877,574.60 is: 1,315,497.37
Step by Step Solution
- Step 1: Write the proportion equation
1,775,994.20 : 2,662,241.70 = 877,574.60 : x - Step 2: Convert to fraction form
1,775,994.20/2,662,241.70 = 877,574.60/x - Step 3: Cross multiply
1,775,994.20x = 2,662,241.70 × 877,574.60 - Step 4: Simplify right side
1,775,994.20x = 2,336,315,694,980.82 - Step 5: Solve for x
x = 2,336,315,694,980.82/1,775,994.20 - Step 6: Final answer
x = 1,315,497.37
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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.