Finding the Fourth Proportional to 1,925,177.28, 2,656,775.96 and 1,053,997.26
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Solution
The fourth proportional to 1,925,177.28, 2,656,775.96 and 1,053,997.26 is: 1,454,533.36
Step by Step Solution
- Step 1: Write the proportion equation
1,925,177.28 : 2,656,775.96 = 1,053,997.26 : x - Step 2: Convert to fraction form
1,925,177.28/2,656,775.96 = 1,053,997.26/x - Step 3: Cross multiply
1,925,177.28x = 2,656,775.96 × 1,053,997.26 - Step 4: Simplify right side
1,925,177.28x = 2,800,234,582,273.87 - Step 5: Solve for x
x = 2,800,234,582,273.87/1,925,177.28 - Step 6: Final answer
x = 1,454,533.36
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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.