Finding the Fourth Proportional to 1,135,274.92, 1,566,710.93 and 693,821.03
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Solution
The fourth proportional to 1,135,274.92, 1,566,710.93 and 693,821.03 is: 957,492.29
Step by Step Solution
- Step 1: Write the proportion equation
1,135,274.92 : 1,566,710.93 = 693,821.03 : x - Step 2: Convert to fraction form
1,135,274.92/1,566,710.93 = 693,821.03/x - Step 3: Cross multiply
1,135,274.92x = 1,566,710.93 × 693,821.03 - Step 4: Simplify right side
1,135,274.92x = 1,087,016,985,065.86 - Step 5: Solve for x
x = 1,087,016,985,065.86/1,135,274.92 - Step 6: Final answer
x = 957,492.29
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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.