Finding the Fourth Proportional to 1,567,445.14, 2,163,099 and 879,269.98
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Solution
The fourth proportional to 1,567,445.14, 2,163,099 and 879,269.98 is: 1,213,406.43
Step by Step Solution
- Step 1: Write the proportion equation
1,567,445.14 : 2,163,099 = 879,269.98 : x - Step 2: Convert to fraction form
1,567,445.14/2,163,099 = 879,269.98/x - Step 3: Cross multiply
1,567,445.14x = 2,163,099 × 879,269.98 - Step 4: Simplify right side
1,567,445.14x = 1,901,948,014,468.02 - Step 5: Solve for x
x = 1,901,948,014,468.02/1,567,445.14 - Step 6: Final answer
x = 1,213,406.43
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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.