Finding the Fourth Proportional to 1,925,177.14, 2,656,775.78 and 1,053,997.13
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Solution
The fourth proportional to 1,925,177.14, 2,656,775.78 and 1,053,997.13 is: 1,454,533.19
Step by Step Solution
- Step 1: Write the proportion equation
1,925,177.14 : 2,656,775.78 = 1,053,997.13 : x - Step 2: Convert to fraction form
1,925,177.14/2,656,775.78 = 1,053,997.13/x - Step 3: Cross multiply
1,925,177.14x = 2,656,775.78 × 1,053,997.13 - Step 4: Simplify right side
1,925,177.14x = 2,800,234,047,173.51 - Step 5: Solve for x
x = 2,800,234,047,173.51/1,925,177.14 - Step 6: Final answer
x = 1,454,533.19
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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.