Finding the Fourth Proportional to 1,365,796.84, 1,884,886.86 and 762,184.84
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Solution
The fourth proportional to 1,365,796.84, 1,884,886.86 and 762,184.84 is: 1,051,863.75
Step by Step Solution
- Step 1: Write the proportion equation
1,365,796.84 : 1,884,886.86 = 762,184.84 : x - Step 2: Convert to fraction form
1,365,796.84/1,884,886.86 = 762,184.84/x - Step 3: Cross multiply
1,365,796.84x = 1,884,886.86 × 762,184.84 - Step 4: Simplify right side
1,365,796.84x = 1,436,632,189,807.20 - Step 5: Solve for x
x = 1,436,632,189,807.20/1,365,796.84 - Step 6: Final answer
x = 1,051,863.75
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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.