Finding the Fourth Proportional to 2,050,809.84, 3,078,144.99 and 1,040,656.68
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Solution
The fourth proportional to 2,050,809.84, 3,078,144.99 and 1,040,656.68 is: 1,561,964.49
Step by Step Solution
- Step 1: Write the proportion equation
2,050,809.84 : 3,078,144.99 = 1,040,656.68 : x - Step 2: Convert to fraction form
2,050,809.84/3,078,144.99 = 1,040,656.68/x - Step 3: Cross multiply
2,050,809.84x = 3,078,144.99 × 1,040,656.68 - Step 4: Simplify right side
2,050,809.84x = 3,203,292,145,852.03 - Step 5: Solve for x
x = 3,203,292,145,852.03/2,050,809.84 - Step 6: Final answer
x = 1,561,964.49
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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.