Finding the Fourth Proportional to 1,857,346.81, 2,562,052.66 and 1,167,927.55
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Solution
The fourth proportional to 1,857,346.81, 2,562,052.66 and 1,167,927.55 is: 1,611,057.17
Step by Step Solution
- Step 1: Write the proportion equation
1,857,346.81 : 2,562,052.66 = 1,167,927.55 : x - Step 2: Convert to fraction form
1,857,346.81/2,562,052.66 = 1,167,927.55/x - Step 3: Cross multiply
1,857,346.81x = 2,562,052.66 × 1,167,927.55 - Step 4: Simplify right side
1,857,346.81x = 2,992,291,886,164.78 - Step 5: Solve for x
x = 2,992,291,886,164.78/1,857,346.81 - Step 6: Final answer
x = 1,611,057.17
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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.