Finding the Fourth Proportional to 1,351,795.32, 1,865,350.92 and 807,822.84
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Solution
The fourth proportional to 1,351,795.32, 1,865,350.92 and 807,822.84 is: 1,114,719.85
Step by Step Solution
- Step 1: Write the proportion equation
1,351,795.32 : 1,865,350.92 = 807,822.84 : x - Step 2: Convert to fraction form
1,351,795.32/1,865,350.92 = 807,822.84/x - Step 3: Cross multiply
1,351,795.32x = 1,865,350.92 × 807,822.84 - Step 4: Simplify right side
1,351,795.32x = 1,506,873,077,791.01 - Step 5: Solve for x
x = 1,506,873,077,791.01/1,351,795.32 - Step 6: Final answer
x = 1,114,719.85
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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.