Finding the Fourth Proportional to 1,005,884.73, 1,509,138.74 and 348,670.58
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Solution
The fourth proportional to 1,005,884.73, 1,509,138.74 and 348,670.58 is: 523,113.89
Step by Step Solution
- Step 1: Write the proportion equation
1,005,884.73 : 1,509,138.74 = 348,670.58 : x - Step 2: Convert to fraction form
1,005,884.73/1,509,138.74 = 348,670.58/x - Step 3: Cross multiply
1,005,884.73x = 1,509,138.74 × 348,670.58 - Step 4: Simplify right side
1,005,884.73x = 526,192,273,102.25 - Step 5: Solve for x
x = 526,192,273,102.25/1,005,884.73 - Step 6: Final answer
x = 523,113.89
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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.