Finding the Fourth Proportional to 1,567,338.60, 2,163,163.72 and 955,846.12
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Solution
The fourth proportional to 1,567,338.60, 2,163,163.72 and 955,846.12 is: 1,319,211.85
Step by Step Solution
- Step 1: Write the proportion equation
1,567,338.60 : 2,163,163.72 = 955,846.12 : x - Step 2: Convert to fraction form
1,567,338.60/2,163,163.72 = 955,846.12/x - Step 3: Cross multiply
1,567,338.60x = 2,163,163.72 × 955,846.12 - Step 4: Simplify right side
1,567,338.60x = 2,067,651,648,686.77 - Step 5: Solve for x
x = 2,067,651,648,686.77/1,567,338.60 - Step 6: Final answer
x = 1,319,211.85
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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.