Finding the Fourth Proportional to 2,272,568.81, 3,137,280.35 and 1,413,406.01
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Solution
The fourth proportional to 2,272,568.81, 3,137,280.35 and 1,413,406.01 is: 1,951,206.44
Step by Step Solution
- Step 1: Write the proportion equation
2,272,568.81 : 3,137,280.35 = 1,413,406.01 : x - Step 2: Convert to fraction form
2,272,568.81/3,137,280.35 = 1,413,406.01/x - Step 3: Cross multiply
2,272,568.81x = 3,137,280.35 × 1,413,406.01 - Step 4: Simplify right side
2,272,568.81x = 4,434,250,889,592.02 - Step 5: Solve for x
x = 4,434,250,889,592.02/2,272,568.81 - Step 6: Final answer
x = 1,951,206.44
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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.