Finding the Fourth Proportional to 1,649,226.54, 2,474,686.26 and 785,639.46
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Solution
The fourth proportional to 1,649,226.54, 2,474,686.26 and 785,639.46 is: 1,178,862.41
Step by Step Solution
- Step 1: Write the proportion equation
1,649,226.54 : 2,474,686.26 = 785,639.46 : x - Step 2: Convert to fraction form
1,649,226.54/2,474,686.26 = 785,639.46/x - Step 3: Cross multiply
1,649,226.54x = 2,474,686.26 × 785,639.46 - Step 4: Simplify right side
1,649,226.54x = 1,944,211,176,975.82 - Step 5: Solve for x
x = 1,944,211,176,975.82/1,649,226.54 - Step 6: Final answer
x = 1,178,862.41
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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.