Finding the Fourth Proportional to 4,135,267.47, 5,706,672.36 and 2,299,685.70
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Solution
The fourth proportional to 4,135,267.47, 5,706,672.36 and 2,299,685.70 is: 3,173,568.07
Step by Step Solution
- Step 1: Write the proportion equation
4,135,267.47 : 5,706,672.36 = 2,299,685.70 : x - Step 2: Convert to fraction form
4,135,267.47/5,706,672.36 = 2,299,685.70/x - Step 3: Cross multiply
4,135,267.47x = 5,706,672.36 × 2,299,685.70 - Step 4: Simplify right side
4,135,267.47x = 13,123,552,820,877.25 - Step 5: Solve for x
x = 13,123,552,820,877.25/4,135,267.47 - Step 6: Final answer
x = 3,173,568.07
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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.