Finding the Fourth Proportional to 2,556,860.16, 3,832,515.84 and 1,260,910.08
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Solution
The fourth proportional to 2,556,860.16, 3,832,515.84 and 1,260,910.08 is: 1,889,996.93
Step by Step Solution
- Step 1: Write the proportion equation
2,556,860.16 : 3,832,515.84 = 1,260,910.08 : x - Step 2: Convert to fraction form
2,556,860.16/3,832,515.84 = 1,260,910.08/x - Step 3: Cross multiply
2,556,860.16x = 3,832,515.84 × 1,260,910.08 - Step 4: Simplify right side
2,556,860.16x = 4,832,457,854,415.67 - Step 5: Solve for x
x = 4,832,457,854,415.67/2,556,860.16 - Step 6: Final answer
x = 1,889,996.93
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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.