Finding the Fourth Proportional to 2,722,390.40, 3,756,482.46 and 1,576,249.31
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Solution
The fourth proportional to 2,722,390.40, 3,756,482.46 and 1,576,249.31 is: 2,174,983.02
Step by Step Solution
- Step 1: Write the proportion equation
2,722,390.40 : 3,756,482.46 = 1,576,249.31 : x - Step 2: Convert to fraction form
2,722,390.40/3,756,482.46 = 1,576,249.31/x - Step 3: Cross multiply
2,722,390.40x = 3,756,482.46 × 1,576,249.31 - Step 4: Simplify right side
2,722,390.40x = 5,921,152,894,993.31 - Step 5: Solve for x
x = 5,921,152,894,993.31/2,722,390.40 - Step 6: Final answer
x = 2,174,983.02
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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.