Finding the Fourth Proportional to 4,207,251.90, 5,806,009.46 and 2,273,512.62
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Solution
The fourth proportional to 4,207,251.90, 5,806,009.46 and 2,273,512.62 is: 3,137,448.41
Step by Step Solution
- Step 1: Write the proportion equation
4,207,251.90 : 5,806,009.46 = 2,273,512.62 : x - Step 2: Convert to fraction form
4,207,251.90/5,806,009.46 = 2,273,512.62/x - Step 3: Cross multiply
4,207,251.90x = 5,806,009.46 × 2,273,512.62 - Step 4: Simplify right side
4,207,251.90x = 13,200,035,779,149.39 - Step 5: Solve for x
x = 13,200,035,779,149.39/4,207,251.90 - Step 6: Final answer
x = 3,137,448.41
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1.5x scale
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.