Finding the Fourth Proportional to 2,726,787.80, 4,090,181.70 and 929,073.80
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Solution
The fourth proportional to 2,726,787.80, 4,090,181.70 and 929,073.80 is: 1,393,610.70
Step by Step Solution
- Step 1: Write the proportion equation
2,726,787.80 : 4,090,181.70 = 929,073.80 : x - Step 2: Convert to fraction form
2,726,787.80/4,090,181.70 = 929,073.80/x - Step 3: Cross multiply
2,726,787.80x = 4,090,181.70 × 929,073.80 - Step 4: Simplify right side
2,726,787.80x = 3,800,080,654,709.46 - Step 5: Solve for x
x = 3,800,080,654,709.46/2,726,787.80 - Step 6: Final answer
x = 1,393,610.70
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1.5x scale
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.