Finding the Fourth Proportional to 2,837,653.20, 3,916,044.63 and 1,548,576.81
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Solution
The fourth proportional to 2,837,653.20, 3,916,044.63 and 1,548,576.81 is: 2,137,081.41
Step by Step Solution
- Step 1: Write the proportion equation
2,837,653.20 : 3,916,044.63 = 1,548,576.81 : x - Step 2: Convert to fraction form
2,837,653.20/3,916,044.63 = 1,548,576.81/x - Step 3: Cross multiply
2,837,653.20x = 3,916,044.63 × 1,548,576.81 - Step 4: Simplify right side
2,837,653.20x = 6,064,295,900,943.03 - Step 5: Solve for x
x = 6,064,295,900,943.03/2,837,653.20 - Step 6: Final answer
x = 2,137,081.41
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.