Finding the Fourth Proportional to 2,591,454.42, 3,574,279.17 and 1,902,910.14
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Solution
The fourth proportional to 2,591,454.42, 3,574,279.17 and 1,902,910.14 is: 2,624,600.31
Step by Step Solution
- Step 1: Write the proportion equation
2,591,454.42 : 3,574,279.17 = 1,902,910.14 : x - Step 2: Convert to fraction form
2,591,454.42/3,574,279.17 = 1,902,910.14/x - Step 3: Cross multiply
2,591,454.42x = 3,574,279.17 × 1,902,910.14 - Step 4: Simplify right side
2,591,454.42x = 6,801,532,075,783.78 - Step 5: Solve for x
x = 6,801,532,075,783.78/2,591,454.42 - Step 6: Final answer
x = 2,624,600.31
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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.