Finding the Fourth Proportional to 1,523,917.46, 2,286,000.43 and 765,368.66
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Solution
The fourth proportional to 1,523,917.46, 2,286,000.43 and 765,368.66 is: 1,148,115.39
Step by Step Solution
- Step 1: Write the proportion equation
1,523,917.46 : 2,286,000.43 = 765,368.66 : x - Step 2: Convert to fraction form
1,523,917.46/2,286,000.43 = 765,368.66/x - Step 3: Cross multiply
1,523,917.46x = 2,286,000.43 × 765,368.66 - Step 4: Simplify right side
1,523,917.46x = 1,749,633,089,670.10 - Step 5: Solve for x
x = 1,749,633,089,670.10/1,523,917.46 - Step 6: Final answer
x = 1,148,115.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.