Finding the Fourth Proportional to 2,863,270.52, 4,294,682.44 and 1,664,428.20
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Solution
The fourth proportional to 2,863,270.52, 4,294,682.44 and 1,664,428.20 is: 2,496,512.47
Step by Step Solution
- Step 1: Write the proportion equation
2,863,270.52 : 4,294,682.44 = 1,664,428.20 : x - Step 2: Convert to fraction form
2,863,270.52/4,294,682.44 = 1,664,428.20/x - Step 3: Cross multiply
2,863,270.52x = 4,294,682.44 × 1,664,428.20 - Step 4: Simplify right side
2,863,270.52x = 7,148,190,563,180.81 - Step 5: Solve for x
x = 7,148,190,563,180.81/2,863,270.52 - Step 6: Final answer
x = 2,496,512.47
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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.