Finding the Fourth Proportional to 2,624,641.44, 3,936,588.24 and 827,291.20
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Solution
The fourth proportional to 2,624,641.44, 3,936,588.24 and 827,291.20 is: 1,240,818.94
Step by Step Solution
- Step 1: Write the proportion equation
2,624,641.44 : 3,936,588.24 = 827,291.20 : x - Step 2: Convert to fraction form
2,624,641.44/3,936,588.24 = 827,291.20/x - Step 3: Cross multiply
2,624,641.44x = 3,936,588.24 × 827,291.20 - Step 4: Simplify right side
2,624,641.44x = 3,256,704,808,975.49 - Step 5: Solve for x
x = 3,256,704,808,975.49/2,624,641.44 - Step 6: Final answer
x = 1,240,818.94
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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.