Finding the Fourth Proportional to 3,854,950.68, 5,781,301.44 and 1,295,876.36
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Solution
The fourth proportional to 3,854,950.68, 5,781,301.44 and 1,295,876.36 is: 1,943,436.50
Step by Step Solution
- Step 1: Write the proportion equation
3,854,950.68 : 5,781,301.44 = 1,295,876.36 : x - Step 2: Convert to fraction form
3,854,950.68/5,781,301.44 = 1,295,876.36/x - Step 3: Cross multiply
3,854,950.68x = 5,781,301.44 × 1,295,876.36 - Step 4: Simplify right side
3,854,950.68x = 7,491,851,866,129.96 - Step 5: Solve for x
x = 7,491,851,866,129.96/3,854,950.68 - Step 6: Final answer
x = 1,943,436.50
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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.