Finding the Fourth Proportional to 3,926,900.35, 5,889,694.42 and 1,087,299.55
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Solution
The fourth proportional to 3,926,900.35, 5,889,694.42 and 1,087,299.55 is: 1,630,767.66
Step by Step Solution
- Step 1: Write the proportion equation
3,926,900.35 : 5,889,694.42 = 1,087,299.55 : x - Step 2: Convert to fraction form
3,926,900.35/5,889,694.42 = 1,087,299.55/x - Step 3: Cross multiply
3,926,900.35x = 5,889,694.42 × 1,087,299.55 - Step 4: Simplify right side
3,926,900.35x = 6,403,862,092,503.51 - Step 5: Solve for x
x = 6,403,862,092,503.51/3,926,900.35 - Step 6: Final answer
x = 1,630,767.66
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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.