Finding the Fourth Proportional to 2,084,735.88, 3,121,811.28 and 1,746,888.12
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Solution
The fourth proportional to 2,084,735.88, 3,121,811.28 and 1,746,888.12 is: 2,615,897.34
Step by Step Solution
- Step 1: Write the proportion equation
2,084,735.88 : 3,121,811.28 = 1,746,888.12 : x - Step 2: Convert to fraction form
2,084,735.88/3,121,811.28 = 1,746,888.12/x - Step 3: Cross multiply
2,084,735.88x = 3,121,811.28 × 1,746,888.12 - Step 4: Simplify right side
2,084,735.88x = 5,453,455,037,913.99 - Step 5: Solve for x
x = 5,453,455,037,913.99/2,084,735.88 - Step 6: Final answer
x = 2,615,897.34
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.