Finding the Fourth Proportional to 1,079,068.16, 1,489,113.84 and 595,633.18
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Solution
The fourth proportional to 1,079,068.16, 1,489,113.84 and 595,633.18 is: 821,973.66
Step by Step Solution
- Step 1: Write the proportion equation
1,079,068.16 : 1,489,113.84 = 595,633.18 : x - Step 2: Convert to fraction form
1,079,068.16/1,489,113.84 = 595,633.18/x - Step 3: Cross multiply
1,079,068.16x = 1,489,113.84 × 595,633.18 - Step 4: Simplify right side
1,079,068.16x = 886,965,608,923.05 - Step 5: Solve for x
x = 886,965,608,923.05/1,079,068.16 - Step 6: Final answer
x = 821,973.66
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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.