Finding the Fourth Proportional to 4,055,759.68, 5,590,985.43 and 3,087,202.99
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Solution
The fourth proportional to 4,055,759.68, 5,590,985.43 and 3,087,202.99 is: 4,255,801.21
Step by Step Solution
- Step 1: Write the proportion equation
4,055,759.68 : 5,590,985.43 = 3,087,202.99 : x - Step 2: Convert to fraction form
4,055,759.68/5,590,985.43 = 3,087,202.99/x - Step 3: Cross multiply
4,055,759.68x = 5,590,985.43 × 3,087,202.99 - Step 4: Simplify right side
4,055,759.68x = 17,260,506,936,542.44 - Step 5: Solve for x
x = 17,260,506,936,542.44/4,055,759.68 - Step 6: Final answer
x = 4,255,801.21
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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.