Finding the Fourth Proportional to 4,780,240.94, 7,170,352.44 and 1,497,846.68
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Solution
The fourth proportional to 4,780,240.94, 7,170,352.44 and 1,497,846.68 is: 2,246,767.21
Step by Step Solution
- Step 1: Write the proportion equation
4,780,240.94 : 7,170,352.44 = 1,497,846.68 : x - Step 2: Convert to fraction form
4,780,240.94/7,170,352.44 = 1,497,846.68/x - Step 3: Cross multiply
4,780,240.94x = 7,170,352.44 × 1,497,846.68 - Step 4: Simplify right side
4,780,240.94x = 10,740,088,596,683.90 - Step 5: Solve for x
x = 10,740,088,596,683.90/4,780,240.94 - Step 6: Final answer
x = 2,246,767.21
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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.