Finding the Fourth Proportional to 1,523,331.68, 2,102,116.80 and 878,713.52
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Solution
The fourth proportional to 1,523,331.68, 2,102,116.80 and 878,713.52 is: 1,212,577.98
Step by Step Solution
- Step 1: Write the proportion equation
1,523,331.68 : 2,102,116.80 = 878,713.52 : x - Step 2: Convert to fraction form
1,523,331.68/2,102,116.80 = 878,713.52/x - Step 3: Cross multiply
1,523,331.68x = 2,102,116.80 × 878,713.52 - Step 4: Simplify right side
1,523,331.68x = 1,847,158,452,779.14 - Step 5: Solve for x
x = 1,847,158,452,779.14/1,523,331.68 - Step 6: Final answer
x = 1,212,577.98
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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.