Finding the Fourth Proportional to 1,052,818.55, 1,579,228.06 and 294,771.68
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Solution
The fourth proportional to 1,052,818.55, 1,579,228.06 and 294,771.68 is: 442,157.59
Step by Step Solution
- Step 1: Write the proportion equation
1,052,818.55 : 1,579,228.06 = 294,771.68 : x - Step 2: Convert to fraction form
1,052,818.55/1,579,228.06 = 294,771.68/x - Step 3: Cross multiply
1,052,818.55x = 1,579,228.06 × 294,771.68 - Step 4: Simplify right side
1,052,818.55x = 465,511,708,349.34 - Step 5: Solve for x
x = 465,511,708,349.34/1,052,818.55 - Step 6: Final answer
x = 442,157.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.