Finding the Fourth Proportional to 2,081,900.85, 2,872,801.99 and 1,151,460.75
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Solution
The fourth proportional to 2,081,900.85, 2,872,801.99 and 1,151,460.75 is: 1,588,893.50
Step by Step Solution
- Step 1: Write the proportion equation
2,081,900.85 : 2,872,801.99 = 1,151,460.75 : x - Step 2: Convert to fraction form
2,081,900.85/2,872,801.99 = 1,151,460.75/x - Step 3: Cross multiply
2,081,900.85x = 2,872,801.99 × 1,151,460.75 - Step 4: Simplify right side
2,081,900.85x = 3,307,918,734,006.89 - Step 5: Solve for x
x = 3,307,918,734,006.89/2,081,900.85 - Step 6: Final answer
x = 1,588,893.50
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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.