Finding the Fourth Proportional to 3,149,225.56, 4,344,434.49 and 1,859,201.74
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Solution
The fourth proportional to 3,149,225.56, 4,344,434.49 and 1,859,201.74 is: 2,564,814.75
Step by Step Solution
- Step 1: Write the proportion equation
3,149,225.56 : 4,344,434.49 = 1,859,201.74 : x - Step 2: Convert to fraction form
3,149,225.56/4,344,434.49 = 1,859,201.74/x - Step 3: Cross multiply
3,149,225.56x = 4,344,434.49 × 1,859,201.74 - Step 4: Simplify right side
3,149,225.56x = 8,077,180,163,124.01 - Step 5: Solve for x
x = 8,077,180,163,124.01/3,149,225.56 - Step 6: Final answer
x = 2,564,814.75
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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.