Finding the Fourth Proportional to 2,857,119.41, 3,942,735.99 and 1,567,926.65
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Solution
The fourth proportional to 2,857,119.41, 3,942,735.99 and 1,567,926.65 is: 2,163,690.05
Step by Step Solution
- Step 1: Write the proportion equation
2,857,119.41 : 3,942,735.99 = 1,567,926.65 : x - Step 2: Convert to fraction form
2,857,119.41/3,942,735.99 = 1,567,926.65/x - Step 3: Cross multiply
2,857,119.41x = 3,942,735.99 × 1,567,926.65 - Step 4: Simplify right side
2,857,119.41x = 6,181,920,832,635.13 - Step 5: Solve for x
x = 6,181,920,832,635.13/2,857,119.41 - Step 6: Final answer
x = 2,163,690.05
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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.