Finding the Fourth Proportional to 1,340,719.17, 1,850,053.88 and 796,750.31
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Solution
The fourth proportional to 1,340,719.17, 1,850,053.88 and 796,750.31 is: 1,099,433.07
Step by Step Solution
- Step 1: Write the proportion equation
1,340,719.17 : 1,850,053.88 = 796,750.31 : x - Step 2: Convert to fraction form
1,340,719.17/1,850,053.88 = 796,750.31/x - Step 3: Cross multiply
1,340,719.17x = 1,850,053.88 × 796,750.31 - Step 4: Simplify right side
1,340,719.17x = 1,474,030,989,172.68 - Step 5: Solve for x
x = 1,474,030,989,172.68/1,340,719.17 - Step 6: Final answer
x = 1,099,433.07
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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.