Finding the Fourth Proportional to 2,002,642.35, 2,763,634.62 and 1,084,888.99
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Solution
The fourth proportional to 2,002,642.35, 2,763,634.62 and 1,084,888.99 is: 1,497,140.40
Step by Step Solution
- Step 1: Write the proportion equation
2,002,642.35 : 2,763,634.62 = 1,084,888.99 : x - Step 2: Convert to fraction form
2,002,642.35/2,763,634.62 = 1,084,888.99/x - Step 3: Cross multiply
2,002,642.35x = 2,763,634.62 × 1,084,888.99 - Step 4: Simplify right side
2,002,642.35x = 2,998,236,761,321.47 - Step 5: Solve for x
x = 2,998,236,761,321.47/2,002,642.35 - Step 6: Final answer
x = 1,497,140.40
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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.