Finding the Fourth Proportional to 1,649,041.67, 2,473,497.79 and 689,249.39
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Solution
The fourth proportional to 1,649,041.67, 2,473,497.79 and 689,249.39 is: 1,033,847.03
Step by Step Solution
- Step 1: Write the proportion equation
1,649,041.67 : 2,473,497.79 = 689,249.39 : x - Step 2: Convert to fraction form
1,649,041.67/2,473,497.79 = 689,249.39/x - Step 3: Cross multiply
1,649,041.67x = 2,473,497.79 × 689,249.39 - Step 4: Simplify right side
1,649,041.67x = 1,704,856,828,833.24 - Step 5: Solve for x
x = 1,704,856,828,833.24/1,649,041.67 - Step 6: Final answer
x = 1,033,847.03
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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.